Answer:
16
Step-by-step explanation:
Rami's glass is 1/2 full. Will's glass is 3/8 full. Whose glass is fuller? How much fuller is it?
Rami's glass is fuller than Will's glass by 1/8
How to determine whose glass is fuller?From the question, we have the following parameters that can be used in our computation:
Rami's glass is 1/2 full. Will's glass is 3/8 full.
Convert the fractions to decimal
This gives
Rami's glass is 0.5 full. Will's glass is 0.375 full.
0.5 is greater than 0.375
So, Rami's glass is fuller
How much fuller is it?To do this, we calculate the difference
So, we have
Difference = 0.5 - 0.375
Evaluate
Difference = 0.125
Rewrite as
Difference = 1/8
Hence, it is 1/8 fuller
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I need help please help me
 
                                                 
                                                1) Area of each circle = 0.5625π
There are 2 identical circles in the cylinder.
So the total area of all the circles is; 1.125π square inches
2) One side of the rectangle is; 1.5π
The other side of the rectangle is; 4 inches
The area of the rectangle is approximately; 6π square inches
3) The total area of the can is; 7.125π square inches
What is the total area of the composite shape?
We can see that the can is broken down into two circles with one atop and one beneath the rectangle. Thus;
1) Area of Circle on top and at bottom = πr² = π * 0.75²
Area of each circle = 0.5625π
There are 2 identical circles in the cylinder.
So the total area of all the circles is 2(0.5625π) = 1.125π square inches
2) One side of the rectangle is; 2πr = 2 * π * 0.75 = 1.5π
The other side of the rectangle is; 4 inches
The area of the rectangle is approximately; 4 * 1.5π = 6π square inches
3) The total area of the can = 6π square inches + 1.125π square inches = 7.125π square inches
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Phil was practicing
his free
throws. He made 18 of his
shots. If this was 30%, how
many shots did he take?
Answer:
60 shots
Step-by-step explanation:
Rewrite the problem as an equation, with x representing the total shots he took:
18/x = 0.3
Multiply both sides by x:
0.3x=18
Divide both sides by 0.3:
60
For what values of a and b is x^64 + ax^b +25 a perfect square for all integer values of x?
For the expression \(x^64 + ax^b + 25\) to be a perfect square for all integer values of x, b must be 64, and a must be a perfect square, written as a = \(y^2.\)
To determine the values of a and b such that the expression\(x^64 + ax^b\) + 25 is a perfect square for all integer values of x, we need to analyze the properties of perfect squares.
A perfect square is an expression that can be written as the square of another expression. In this case, we want the given expression to be in the form of\((x^n)^2,\) where n is an even integer.
Let's examine the given expression: \(x^64 + ax^b\) + 25
For it to be a perfect square, the quadratic term \(ax^b\)must have the same exponent as the leading term\(x^6^4.\) This means b must be equal to 64.
So we have:\(x^64 + ax^64 + 25\)
Now, we can rewrite this as:\((x^32)^2 + 2(x^32) (\sqrt{a}) + (\sqrt{25})^2\)
By comparing this with the standard form of a perfect square, (\(x^n +\sqrt{k} )^2\), we can deduce that √a must be equal to x^32 and \(\sqrt{25}\) must be equal to \(\sqrt{k.}\)
Therefore, we have: \(\sqrt{a} = x^3^2\)and\(\sqrt{25} = \sqrt{k}\)
From the second equation, we know that k = 25.
Now, substituting the value of k back into the first equation, we have: \(\sqrt{a} = x^3^2\)
To satisfy this equation for all integer values of x, a must be a perfect square. Therefore, we can express a as a =\(y^2\), where y is an integer.
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Solve for x.
8/9(54x - 36) +2=-3/4(-40+ 16x) + 90x
Enter your answer in the box.
X=
Step-by-step explanation:
8/9(54x - 36) +2=-3/4(-40+ 16x) + 90x
or,432x-288+18/2 =120-48x+360x/4
or,4(42x-288+18)=2(120-48x+360x)
or,168x-1080=240-624x
or,162x+624x=1080+240
or,792x=1320
or,X=1320/792
or,X=5/3
Complete the following table:
Note: Do not round net price equivalent rate and single equivalent discount rate. Round the dollar amounts to the nearest cent.
 
                                                Net Price Equivalent Rate is 0.9504
Single Equivalent Discount Rate is 0.0496
Trade Discount is $59.52
Net Price is $1140.48
What is the percentage?
It's the ratio of two integers stated as a fraction of a hundred parts. It is a metric for comparing two sets of data, and it is expressed as a percentage using the percent % symbol.
The Net Price Equivalent Rate is calculated by multiplying the complements of the discount series (4/1) together.
Net Price Equivalent Rate = (100% - 4%) * (100% - 1%)
{ by subtracting given discount series from 100}
Net Price Equivalent Rate = 0.96 * 0.99
Net Price Equivalent Rate = 0.9504
The Single Equivalent Discount Rate is found by subtracting the net price equivalent rate from 1.
Single Equivalent Discount Rate = 1 - Net Price Equivalent Rate
Single Equivalent Discount Rate = 1 - 0.9504
Single Equivalent Discount Rate = 0.0496
Trade Discount = List Price * Single Equivalent Discount Rate
Trade Discount = $1200 * 0.0496
Trade Discount = $59.52
Net Price = List Price * Net Price Equivalent Rate
Net Price = $1200 * 0.9504
Net Price = $1140.48
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Cοmplete Questiοn:
Cοmplete The Fοllοwing Tables: (Dο Nοt Rοund Net Price Equivalent Rate And Single Equivalent Discοunt Rate. Rοund The Dοllar Amοunts Tο The Nearest Cent.) Item List Price Chain Discοunt
Cοmplete the fοllοwing tables: (Dο nοt rοund net price equivalent rate and single equivalent discοunt rate. Rοund the dοllar amοunts tο the nearest cent.)
Item List price Chain discοunt Net price equivalent rate (in decimals) Single equivalent discοunt rate (in decimals) Trade discοunt Net price
Samsung Blu-ray player $199 8/4/3
Item List price Chain discοunt Net price Trade discοunt
Sοny digital camera $320 3/5/9 $ $
Pilot Shop is a catalog business providing a wide variety of aviation products to pilots throughout the world. Maynard Shephard, the recently hired assistant controller, has been asked to develop a cost function to forecast shipping costs. The previous assistant controller had forecast shipping department costs each year by plotting cost data against direct labor-hours for the most recent 12 months and visually fitting a straight line through the points. The results were not satisfactory.
After discussions with the shipping department personnel, Maynard decided that shipping costs could be more closely related to the number of orders filled. He based his conclusion on the fact that 10 months ago the shipping department added some automated equipment. Furthermore, he believes that using linear regression analysis will improve the forecasts of shipping costs. Cost data for the shipping department have been accumulated for the last 25 weeks. He ran two regression analyses of the data, one using direct labor-hours, and one using the number of cartons shipped. The information from the two linear regressions follows:
                                                    Regression 1              Regression 2
Equation                       SC = 804.3 + 15.68DL          SC = 642.9 + 3.92NR
R-squared                                  .365                                        .729
Standard error of the estimate 2.652                                      1.884
t-value                                        1.89                                        3.46
where:
SC = total shipping department costs DL = total direct labor-hours
NR = number of cartons shipped
Required
1.    Identify which cost function (regression 1 or regression 2) Pilot Shop should adopt for forecasting total shipping department costs and explain why.
2.    If Pilot Shop projects that 600 orders will be filled the coming week, calculate the total shipping depart- ment costs using the regression you selected in requirement 1.
3.    Explain two or three important limitations of the regression you selected in requirement 1, and identify one or two ways to address the limitations. Specifically include in your discussion the effect, if any, of the global nature of Pilot Shop’s business.
Step-by-step explanation:
1. The second regression should be adopted for forecasting because the R² is higher in this regression and the standard error is also smaller. the t value is also better in this regression compared to the first
2. Using regression 2, the estimated shipping cost is to be calculated here.
= 642.9 + 3.92NR
NR = 600
642.9 + 3.92X600
= 642.9 + 2352
= $2994.9
This is the estimated shipping cost.
3. The limitations could be due to error in data, the data could be unreliable because of the presence of outliers. Pilot shop is a global business so there is another factor to adds to the limitations, as this costs of buying and shipping are affected by fluctuations in exchange rate and variations in the global market.
Seventy-five 6th- grade students chose to watch a movie on the last day of school. This is 25% of the 6th-grade class. How many total students are in the 6th grade?
Which expression is equivalent to 2 (5) Superscript 4?
2 times 5 times 4
2 times 5 times 5 times 5 times 5
2 times 4 times 4 times 4 times 4 times 4
10 times 10 times 10 times 10
Answer:
b
Step-by-step explanation:
The given expression can be rewritten as 2 × 5 × 5 × 5 × 5 and is equal to 1250. The correct option is (B).
What are the rules of exponents?Some of the rules of exponents are as follows,
The product of two exponents having the same power is equal to the power of their base multiplied.
The product of two exponents having the same base is equal to the sum of the powers of different exponents to the same base.
The given expression is 2 × 5⁴.
It can be simplified using the rule of indices as follows,
The expression 5⁴ can be written as 4 times 5 as below,
5⁴ = 5 × 5 × 5 × 5.
Then, the expression can be evaluated as
⇒ 2 × 5 × 5 × 5 × 5
⇒ 1250
Hence, the expression can be simplified to obtain 1250.
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Identify the corresponding sides
 
                                                Answer:
B, D, and F
Step-by-step explanation:
Separate the triangles into WBY and WXZ
Get each side
for WBY
sides are YW, BY, WB
for WXZ
sides are ZW, XZ, and WX
5.
a.
A study conducted at a school showed that the batteries used by calculators lasted an average of 101 days with a margin of error of ‡9 %.
What is the minimum average number of days a teacher can expect to have the batteries last in her classroom?
b.
There are roughly 279 days from the first day of school until the last day of school, the teacher has 24
TI-84 calculators and each one requires 4 triple A batteries. If the teacher can buy triple A batteries wholesale at 52 cents a battery, how much do you think she will need to spend at most on batteries for calculators over the year?
a. The teacher can expect the batteries to last at least 92.09 days on minimum average.
b. The teacher will need to spend at most $49.92 on batteries for calculators over the year.
What is minimum average day?
a. The margin of error of ‡9% means that we can be 95% confident that the true average number of days the batteries will last is within 9% of the sample average. To find the minimum average number of days a teacher can expect to have the batteries last in her classroom, we subtract the margin of error from the sample average:
Minimum average = 101 - (0.09)(101) = 92.09 days (rounded to two decimal places)
Therefore, the teacher can expect the batteries to last at least 92.09 days on average.
What is spend ?
b. The total number of batteries required for the 24 TI-84 calculators is:
24 calculators x 4 batteries per calculator = 96 batteries
The total cost of the batteries will be:
96 batteries x $0.52 per battery = $49.92 (rounded to two decimal places)
Therefore, the teacher will need to spend at most $49.92 on batteries for calculators over the year, assuming all batteries need to be replaced.
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I don't know how to do.
 
                                                 
                                                            Please help me with mathematics.
 
                                                Answer:
1.A+B=2y²+3x-x²+3x²-y²=y²+3x+2x²
2.A-B=2y²+3x-x²-3x²+y²=3y²+3x-4x²
3.B+C=3x²-y²+5x²-3xy=8x²-3xy-y²
4.B-C=3x²-y²-5x²+3xy=3xy-2x²-y²
5.A+B+C=2y²+3x-x²+3x²-y²+5x²-3xy
=y²+3x+2x²+5x²-3xy=y²+3x-3xy+7x²
6.A+B-C=y²+3x+2x²-5x²+3xy=y²+3x+3xy-3x²
The equation that represents ⨀A is (x+1)2+(y−1)2=16. Determine whether point B(3,1) is on the circle.
Answer:
Step-by-step explanation:
center=(-1,1)
radius=√16=4
distance between (-1,1) and (3,1)=√[(3+1)²+(1-1)²]=√[16+0]=√16=4=radius
Hence point lies on the circle.
Last year at a certain high school, there were 95 boys on the honor roll and 64 girls on the honor roll. This year, the number of boys on the honor roll increased by 20% and the number of girls on the honor roll increased by 25%. By what percentage did the total number of students on the honor roll increase? Round your answer to the nearest tenth (if necessary).
Answer:
1.9 percent
Step-by-step explanation:
95 boys + 64 girls = 159 total honor roll students
To quickly find percentages of numbers, think of the current number as 100%, or 1.00. Then, go from there to find the number to multiply to get the percentage you need.
For example, a 25% decrease in the number of girls means the new number will be 75% of the old number, so we multiply the number of girls by 0.75 to get the new number of girls. 64*0.75 = 48.
Same with the boys, 95 boys is 100%, but this year the number increased by 20%, so we need to find 120% of the number, so we multiply it by 1.20. 95*1.20 = 114
To answer this question, we need to know by what percent the total number of honor students increased by, so we need to know the new total number. 48+114 = 162
To find out what percent 162 is out of 159, we divide them. 162 / 159 = 1.0188, or 101.9 percent if you round to the nearest tenth. So, the number of students increased by 1.9%.
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A car is traveling at a rate of 108 kilometers per hour. What is the cars rate in meters per second? How many meters will the car travel in 20 seconds?
Answer:
\(\frac{30meters}{second}\)
600meters
Step-by-step explanation:
Use conversion factors that represent 1. You can cross cancel wods just like numbers.
\(\frac{108km}{1hour}\) · \(\frac{1hour}{60 minutes}\) · \(\frac{1minute}{60seconds}\) ·\(\frac{1000meters}{1 km}\)
\(\frac{108000meters}{3600seconds}\)
\(\frac{30meters}{second}\)
\(\frac{30meters}{second}\) ·\(\frac{20seconds}{1}\)
600 meters
Helping in the name of Jesus.
A flower store has an inventory of 25 roses, 15 lilies, 30 tulips, 20 gladiola, and 10 daisies. A customer picks one of the flowers at random.
What is the probability that the flower is not a rose?
Answer: 75/100
Step-by-step explanation:
the total number of flowers= 25+15+30+20+10
= 100
so probability that the flower is not a rose is= 75/100
Note: i got 75 by subtracting 100 by 25
please help me with this asap
 
                                                Tell which of the following distributions would have the least variation a. Weights of 20 year old women b. Weights of adult men c. Weights of 20-year olds d. Weights of all adults
From the given distributions, the distribution that would have the least variation is weights of 20-year-old women. (Option A)
A variation refers to a relation between a set of values of one variable and a set of values of other variables. Hence, in a distribution, variability indicates how far apart points lie from each other and from the center of a distribution or a data set. Variability is also referred to as spread, scatter, or dispersion. There are many ways to describe variability or spread including range, interquartile range (IQR), and variance and standard deviation. The variance is defined as the sum of the squared distances of each term in the distribution from the mean (μ), divided by the number of terms in the distribution (N). The distributions which will have least variation would be weights of 20-year-old women, as due to smaller range, the difference between the values and the mean would be smaller as well. Hence, the variance would be least for this distribution.
Note: The question is incomplete. The complete question probably is: From the following distributions, which distributions would have the least variation. (A) Weight of 20-year-old woman (B) Weight of all adult men (C) Weight of all adults (D) Weight of 20 year old.
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The figure below is a net for the box to the right. What is the surface area of the box? 12 square feet, 33 square feet, 34 square feet or 24 square feet
Question: Consider the graph of f(x) = 5^x + 1. Explain how to find the average rate of
change between x = 0 and x = 4. What is the average rate of change?
Answer:
156
Step-by-step explanation:
Given that,
\(f(x)=5^x+1\)
We need to find the average rate of change between x = 0 and x = 4. It can be calculated as follows :
\(r=\dfrac{f(4)-f(0)}{4-0}\\\\=\dfrac{5^4+1-(5^0+1)}{4-0}\\\\=156\)
So, the average rate of change between x = 0 and x = 4 is 156.
What's the area of the trapezoid
 
                                                Answer:
i dont know just study hard bro
Step-by-step explanation:
Answer:
A =36 ft^2
Step-by-step explanation:
The area of a trapezoid is given by
A = 1/2 ( b1+b2)h where b1 and b2 are the lengths of the bases
A = 1/2 ( 13+5) *4
A = 1/2 ( 18)*4
A =36 ft^2
Simplify the expression. 4x - 3 + 8x - 5 - 3x
Answer:
9x-8
Step-by-step explanation:
4x-3+8x-5-3x
12x-3-5-3x
12x-8-3x
9x-8
graph this problem and post the answer
 
                                                A graph of the given set of functions has been plotted and shown in the image attached below.
What is a function?In Mathematics, a function simply refers to a mathematical expression which is typically used for defining and representing the relationship that exists between two or more variables such as an ordered pair.
This ultimately implies that, a function is typically used in mathematics for uniquely mapping an input variable to an output variable.
What is a graph?In Mathematics, a graph is a type of chart that is typically used for the graphical representation of data points on both the horizontal and vertical lines of a cartesian coordinate, which are the x-coordinate (x-axis) and y-coordinate (y-axis).
By critically observing the graph of this set of functions (see attachment), we can reasonably infer and logically deduce that they both represent parallel lines, with function f(x) being transformed to produce function h(x).
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                                                            4. A department store offers a rewards card for frequent customers. Every time a customer earns 100
or more points, the customer receives a gift certificate. Each purchase is worth 12 points, and customers
automatically earn 25 points when they sign up. Which inequalities could be solved to find the number of
purchases, p, that a customer needs to make in order to earn the first gift certificate? Select all the correct
answers.
A) 12p+ 25 <100
B) 12p+252 100
C) 12p+ 25 100
5. A table of values is shown below.
D) 12p-25 ≥100
E) 25 > 100-12p
F) 12p≥ 100-25
Answer:
The correct inequalities that could be solved to find the number of purchases that a customer needs to make in order to earn the first gift certificate are:
A) 12p+ 25 <100
C) 12p+ 25 ≥100
D) 12p-25 ≥100
F) 12p≥ 100-25
The inequality 12p+ 25 <100 represents the condition where the customer has fewer than 100 points, so they have not yet earned the first gift certificate.
The inequality 12p+ 25 ≥100 represents the condition where the customer has 100 points or more, so they have earned the first gift certificate.
The inequality 12p-25 ≥100 represents the condition where the customer has at least 100 points, so they have earned the first gift certificate.
The inequality 12p≥ 100-25 represents the condition where the customer has at least 100 points, so they have earned the first gift certificate.
Jasmine rides her bicycle for 8 hours and is 42 miles from her house. After riding for 11 hours, she is 57 miles away.
Answer:
This isn't a question
Step-by-step explanation:
Z wants to buy five shirts worth 34 dollars each and three baseball caps worth 31
dollars. The shirts are on sale with a 10% discount. The baseball caps are half off. What is
the total price that Z needs to pay?
Answer:
$199.50
Step-by-step explanation:
10% discount of $34 = 10/100*34 = $3.40
so, a single shirt costs $34-$3.40 = $30.60
half off = 50% discount of $31 = 50/100*31 = $15.50
so, a single cap costs $31-$15.50 = $15.50
so, 5 shirts and 3 caps cost now
5*$30.60 + 3*$15.50 = $153 + $46.50 = $199.50
but careful - can this be a trick question ?
the phrasing of the problem description can also suggest that the discounts are only listed to confuse us and are already included in the mentioned prices ("worth" $34 - what does that mean ? because including the discounts they are currently "worth" their prices).
then it would just plainly be
5*$34 + 3*$31 = $170 + $93 = $263
Determine the length
 
                                                Which point is located at 2,1
 
                                                Answer: Point P
Step-by-step explanation: over 2 up 1 (2,1)
Answer: M
Step-by-step explanation:
\(x^{2}\) = 6
Answer:
Take the root of both sides and solve.
\(x = \sqrt{6} , - \sqrt{6} \)
Answer:
Take the root of both sides and solve:
\(x = \sqrt{6}, - \sqrt{6} \)