Answer:
77 m^2
Step-by-step explanation:
area of parallelogram = base*height
A = 11*7
A = 77
What is the distance between -3 and 2 on the
number line?
A.-5
B.-1
C.1
D.5
Answer:
D. 5
Step-by-step explanation:
distance between -3 and 2 on the number line is given as as:
\(2 - ( - 3) = 2 + 3 = 5 \: units\)
if a vehicle is going 72mph, how many feet does the vehicle travel in one second?
72 mph = 105.6 ft/second
In order to convert any value from mph the following formula can be referred to:
speed in miles per hour x 5,280 = speed in foot per second
Therefore when 72 miles per hour is converted to foot per second would equal to the following value:
105.6 feet per second
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2x²-1 =3x+4Which equation correctly applies the quadratic formula?OAO B.O C.O D.x=X =x=-(-3) ± √(-3)² - 4(2)(-5)2-(-3) ± √(-3)² - 4(-5)(2)-(-3) ± √(-3)²(2)(-5)(2)-(-3) ± √(-3)² - 4(2)(-5)2(2)
Given the Quadratic Equation:
\(2x^2-1=3x+4\)You can rewrite it in this form:
\(ax^2+bx+c=0\)In order to do that, you need to subtract the terms on the right side of the equation from both sides:
\(2x^2-1-(3x)-(4)=3x+4-(3x)-(4)\)\(2x^2-3x-5=0\)Notice that:
\(\begin{gathered} a=2 \\ b=-3 \\ c=-5 \end{gathered}\)Knowing that the Quadratic Formula is:
\(x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}\)You can substitute values:
\(x=\frac{-(-3)\pm\sqrt{(-3)^2-4(2)(-5)}}{2(2)}\)Hence, the answer is:
\(x=\frac{-(-3)\pm\sqrt{(-3)^2-4(2)(-5)}}{2(2)}\)The histogram shows the result of a survey about the number of hours students watch television on the weekend.
How many students participated in the survey?
The number of students who participated in the survey, based on the histogram showing the number of hours students watch television on the weekend, is 125.
What is a histogram?A histogram is a pictorial or graphical representation of categorical data, proportional to the frequency of a variable and whose width is equal to the class interval.
The number of students who watched between 0 - 4 hours = 20
The number of students who watched between 5 - 9 hours = 40
The number of students who watched between 10 - 14 hours = 30
The number of students who watched between 15 - 19 hours = 20
The number of students who watched between 20 - 24 hours = 15
The total number of students who participated = 125
Thus, using the histogram, the total number of students who participated in the survey was 125.
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The domain and ranger of a linear function is always all real numbers true or false ?
Answer:
Step-by-step explanation:
The domain and range of a linear function is always real numbers (T or F)
It is True. This is because of a couple of reasons.
1.) You cannot divide by 0.
2. A negative number cannot have its square root taken.
The range is determined by the domain in a linear function, and thus it must always consist of real numbers.
Need help on algebra please
Answer:
Step-by-step explanation:
Complete the table and find the balance A if $3100 is invested at an annual percentage rate of 4% for 10 years and a compounded n times a year. Complete the table
The balance for each value of n is calculated by using the formula A = P(1 + r/n) ^nt. The rounded balance values are shown in the last column of the table above.
To complete the table and find the balance A if $3100 is invested at an annual percentage rate of 4% for 10 years and compounded n times a year.
The formula for calculating compound interest is as follows:
A = P(1 + r/n) ^nt,
where P represents the principal investment amount, r is the interest rate, n is the number of times the interest is compounded, t represents the time in years, and A represents the total amount, which includes the principal amount and the interest earned.
The table is given below:
\(\begin{array}{|c|c|c|} \hline \text{n} &
\text{A = P(1 + r/n) }^{nt} &
\text{Balance (rounded to nearest cent)} \\ \hline \text{1} &
\text{3100(1 + 0.04/1)}^{1*10} &
\text{\$4788.03} \\ \hline \text{2} &
\text{3100(1 + 0.04/2)}^{2*10} &
\text{\$4798.76} \\ \hline \text{4} &
\text{3100(1 + 0.04/4)}^{4*10} &
\text{\$4817.46} \\ \hline \text{12} &
\text{3100(1 + 0.04/12)}^{12*10} &
\text{\$4861.94} \\ \hline \end{array}\)
The balance is obtained by substituting the values of P, r, n, and t into the compound interest formula.
In this case, the investment is $3100, the annual interest rate is 4%, the investment is for 10 years, and n is the number of times the interest is compounded.
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the line with a slope of 9/7 & containing a midpoint of the segment whose end points are (2, -3) & (-6, 5)
Answer:Therefore, the equation of the line with a slope of 9/7 and containing the midpoint of the line segment with endpoints (2, -3) and (-6, 5) is:
y = (9/7)x + 25/7.
Step-by-step explanation:Step 1: Find the midpoint of the line segment.
The midpoint formula is given by:
Midpoint = ((x1 + x2) / 2, (y1 + y2) / 2)
Given the endpoints of the line segment as (2, -3) and (-6, 5), we can find the midpoint as follows:
Midpoint = ((2 + (-6)) / 2, (-3 + 5) / 2)
Midpoint = (-4 / 2, 2 / 2)
Midpoint = (-2, 1)
So, the midpoint of the line segment is (-2, 1).
Step 2: Write the equation of the line using the slope-intercept form.
The slope-intercept form of a line is given by:
y = mx + b
where m is the slope and b is the y-intercept.
Given the slope as 9/7, we have:
y = (9/7)x + b
Step 3: Substitute the coordinates of the midpoint to find the value of b.
Using the coordinates of the midpoint (-2, 1), we can substitute these values into the equation:
1 = (9/7)(-2) + b
1 = -18/7 + b
To find the value of b, we can solve this equation:
1 + 18/7 = b
25/7 = b
Step 4: Write the final equation of the line.
Using the value of b, the equation becomes:
y = (9/7)x + 25/7
manager states that all 80 crates can be packed in a 2m x 2m area e store room. (Assume that the height of the store room is adequate stacked crates) y if this statement is correct. Show all your calculations.
Note that based on the volume calculations, the manager's statement is NOT correct. The given area of 2m × 2m is insufficient to store all 80 crates.
How is this so ?To verify if the manager's statement is correct, we need to derive the volume of each crate and the total volume required to store all 80 crates.
Volume = Length × Width × Height
Recall that
Length (L) = 690 mm
Width (W) = 445 mm
Height (H) = 180 mm
Thus, the Volume of one crate is
Volume = 690 mm × 445 mm × 180 mm
Converting mm to meters we have,
Volume = (690 / 1000) × (445 / 1000) × (180 / 1000)
= 0.690 × 0.445 × 0.180
= 0.055269 m³
Next , we calculate the total volume required for 80 crates as
Total Volume = Volume of one crate × Number of crates
= 0.055269 m³ × 80
= 4.42152 m³
Recall that the manager stated that all 80 crates can be packed in a 2m × 2m area in the store room.
Since area of store room is
Area = 2 m × 2 m
Area = 4 m²
Comparing the total volume required (4.380208 m³) with the available area (4 m²), we see that the volume exceeds the area. Tus, the manager's statement is incorrect.
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Full question:
Manager states that all 80 crates can be packed in a 2m x 2m area e store room. (Assume that the height of the store room is adequate stacked crates) y if this statement is correct. Show all your calculations.
See attached Image.
Hannah as 3 box of rice one box contain 3 g the other contain 150 g and the third is 500 she want to divide the rice equally to 5 bags how much would he put on each bag?
Answer:
730 grams of rice
Step-by-step explanation:
Triangle A(1, 2), B(3, 2), C(2, 4) is rotated 90
degrees around the origin. What are the
coordinates of A'B'C'?
The coordinates of the transformed figure are: A ’(-1, -2), B ’(-3, -2), C ’(-2, 4)
When a shape is rotated, it must be rotated through a point, here itis rotated around the origin
The coordinates of the triangle is given as:
A(1, 2), B(3, 2), C(2, 4) is rotated 90 degree
The rule of 90 degrees clockwise rotation is:
x, y = -x, -y
So, we have:
A(1, 2) which becomes (-1, -2)
B(3, 2), which becomes (-3, -2)
C(2, 4) which becomes (-2, -4)
Hence, the coordinates of the transformed figure are:
A ’(-1, -2), B ’(-3, -2), C ’(-2, 4)
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Idil owns a small business selling clothing. She knows that in the last week 3
customers paid cash, 25 customers used a debit card, and 53 customers used a credit
card.
with
Based on these results, express the probability that the next customer will pay
cash or a credit card as a percent to the nearest whole number.
The probability that the next customer will pay cash or a credit card is 56%, since 3 customers paid cash and 53 customers used a credit card out of a total of 81 customers.
What is customers?Customers are individuals or organizations who purchase goods and services from a business. They play an important role in a company's success as they provide the revenue needed to sustain and grow the business. Customers become loyal to a business when they are provided with quality products, excellent customer service, and competitive prices. Companies that focus on customer satisfaction often develop long-term relationships with their customers, as they understand the importance of customer loyalty. Companies must strive to continually meet the changing needs of their customers in order to remain successful in the long term.
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A restaurant makes smoothies in batches of 12.5 litres.
The smoothies are made from ice cream and a mixed fruit
juice in the ratio 3 : 2.
34% of the juice is apple juice.
Work out the maximum number of batches of smoothie that
can be made from 51 litres of apple juice.
Answer: If 34% of the mixed fruit juice is apple juice, then 66% of it is a combination of other fruit juices. We can assume that the ratio of apple juice to other fruit juices remains the same in the ice cream and mixed fruit juice mixture.
Let the volume of ice cream in each batch be 3x litres and the volume of mixed fruit juice be 2x litres. Then the total volume of mixture in each batch is 5x litres.
If 34% of the mixed fruit juice is apple juice, then the volume of apple juice in each batch is 0.34 × 2x = 0.68x litres. The volume of other fruit juices in each batch is 2x − 0.68x = 1.32x litres.
The ratio of ice cream to mixed fruit juice is 3 : 2, so we have:
3x : 2x = ice cream : mixed fruit juice
Simplifying, we get:
ice cream = 1.5 × mixed fruit juice
Substituting the values we obtained earlier, we have:
3x = 1.5 × 2x
x = 0.75
Therefore, the volume of ice cream in each batch is 3x = 2.25 litres, and the volume of mixed fruit juice is 2x = 1.5 litres.
To make 1.5 litres of mixed fruit juice, we need 0.68 litres of apple juice and 0.82 litres of other fruit juices.
To make 12.5 litres of smoothies, we need 2.25 litres of ice cream and 10.25 litres of mixed fruit juice. Of this, 0.68 litres is apple juice and 9.57 litres is other fruit juices.
Therefore, to make 12.5 litres of smoothies, we need 0.68/1.5 × 12.5 = 5.67 litres of apple juice.
To make 51 litres of apple juice, we can make a maximum of 51/5.67 ≈ 9 batches of smoothies.
solve
x/75 =25 please help me with this
Answer:
Step-by-step explanation:
To solve the equation x/75 = 25, you can multiply both sides by 75 to isolate x:
x/75 * 75 = 25 * 75
x = 1875
Andrea's Sequoia gets 12 miles per gallon while driving in the city, and 20 miles per gallon while on the highway. The last time she filled up the car it took 16 gallons of gas, and she had driven 280 miles since the previous fill-up. How many miles of that 280 were city driving?
Answer:
60miles
Step-by-step explanation:
if they drove x miles in the city and y miles on the highway then you know that
x + y = 280
x/12 + y/20 = 16
x + 12y/20 = 16*12 = 192
8y/20 = 88
y = 220
x = 280-y = 280-220 = 60
If the equation of motion of a particle is given by s = A cos(ωt + δ), the particle is said to undergo simple harmonic motion. (a) Find the velocity of the particle at time t. s'(t) = (b) When is the velocity 0? (Use n as the arbitrary integer.) t =
Answer:
a) the velocity of particle is -Aωsin (ωt + δ)
b) the velocity is zero when t = (nπ - δ) / ω, n ∈ Z
Step-by-step explanation:
Given that;
s = A cos(ωt + δ)
(a)
Find the velocity of the particle at time t
the velocity of the particle is given as; v = ds/dt
so differentiate s = A cos(ωt + δ) on both sides with respect to t
v = ds/dt = d/dt [ A cos(ωt + δ) ]
v = A d/dt cos(ωt + δ)
v = -Asin(ωt + δ) d/dt(ωt + δ)
v = -Aωsin (ωt + δ)
therefore, the velocity of particle is -Aωsin (ωt + δ)
b)
When is the velocity 0?
Now since the velocity will be zero; lets set v = 0
-Aωsin (ωt + δ) = 0
sin (ωt + δ) = 0
ωt + δ = nπ
ωt = nπ - δ
t = (nπ - δ) / ω, n ∈ Z
Therefore the velocity is zero when t = (nπ - δ) / ω, n ∈ Z
Not a Function
input
0
1
2
3
1
output
1
2
4
Function
Answer:
Not a Function
Step-by-step explanation:
there are 2 same inputs for different outputs
what is the answer to this question i need help
Answer:
\(2\sqrt{2}\)
Step-by-step explanation:
h(10) = 2(10) - 8
= 12
g(h(10)) = \(\sqrt{(12)-4}\)
= \(\sqrt{8}\)
= \(2\sqrt{2}\)
Which of the following represents the set "all values of x greater than 1 and less than 15" in set builder notation?
Given:
The set 'all values of x greater than 1 and less than 15'.
Required:
Which option representing set in set builder notation?
Explanation:
A set-builder notation describes the elements of a set instead of listing the elements.
So, description of set 'all values of x greater than 1 and less than 15' in set builder form
\(=\lbrace x|1Answer:Fourth option is representing correctly.
Please help me !!!
Question 1 of 15
Which algebraic rule describes the translation of quadrilateral HIJK to
quadrilateral HTJK?
79
199
K
23456
H
OA. (x,y)
(x+6, y+4)
OB. (x, y)
(x+1, y-2)
OC. (x,y) - (x+1, y-8)
OD. (x, y) - (x-8, y+1)
The algebraic rule describes the translation of quadrilateral HIJK to quadrilateral H'I'J'K' is (x, y) => (x+1, y-8)
What in mathematics is a quadrilateral?
A quadrilateral, a two-dimensional shape, is made up of four sides, four vertices, and four angles. The most prevalent shapes are concave and convex. Also included in the list of convex quadrilateral subgroups are trapezoids, parallelograms, rectangles, rhombuses, and squares.
Given: quadrilateral HIJK to that translated H'I'J'K'
To determine the algebraic rule, we need to get the coordinates of HIJK and H'I'J'K' and then subtract them to get the translation:
H => (x, y) = (4, 6) | H' => (x, y) = (5, -2)
I => (x, y) = (6, 4) | I' => (x, y) = (7, -4)
J => (x, y) = (4, 2) | J' => (x, y) = (5, -6)
K => (x, y) = (4, 2) | K' => (x, y) = (3, -6)
Using points H and H' (you can use any point):
The difference in x is 5-4 = +1 => x+1
The difference in y is -2-6 = -8 => y-8
Therefore, the algebraic rule describes the translation is (x, y) => (x+1, y-8). Option C is the answer
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This is urgent pls help
If I tell you y = $0.10x + $25 represents your monthly phone bill, where x is the number of texts you send, but you can’t spend more than $75 per month, what values of x are you allowed to put into the equation?
Answer A , B , C or D. Need some help!
Answer:
c
Step-by-step explanation:
system of linear equations contains two or more equations e.g. y=0.5x+2 and y=x-2. The solution of such a system is the ordered pair that is a solution to both equations. ... The solution to the system will be in the point where the two lines intersect.
Find the perimeter of this shape
The perimeter of the given shape as represented in the task content is; 29 cm.
What is the perimeter of the given shape?It follows from the task content that the perimeter of the given shape on the centimeter grid as required is to be determined.
Since each grid line has 1cm as it's length;
The perimeter of the shape is the sum of all side lengths of the shape;
Perimeter, P = 6+2+3+2+2+1+3+2+2+2+2+1
P = 29 cm
Hence, the perimeter of the shape is; 29 cm.
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what does it mean if your gf constantly sends you pics of her she keeps sending pics to me
Answer:
She probably wants attention from you maybe compliment her outfit or something like that.
Then, the store marks up the retail price to `150\%` of the wholesale price. Later, they put the mattress on sale for `50\%` off of the retail price. A customer just bought the mattress on sale and paid `\$1,200.`
a. What was the retail price of the mattress, before the discount?
Answer:
$2400
Step-by-step explanation:
At 50% off, the sale price is half the original price. Then the original price is double the sale price, or ...
retail price = 2 × $1200 = $2400
__
Additional comment
The wholesale price is $2400/1.50 = $1600. The store took a loss of $400 on that sale.
AC
Round your answer to the nearest hundredth.
3
70
B
Which of the following is equivalent to 2x(4x3)
What is 12 to the power of negative 9 times 12 to the power of 3
Answer: 3.34897977 -7
Step-by-step explanation:
PLEASE HELP NEED ASAP!
Answer:
what grade is this
Step-by-step explanation:
A baseball team plays in a stadium that holds 60000 spectators. With the ticket price at $11 the average
attendance has been 26000. When the price dropped to $8, the average attendance rose to 30000. Find a
demand function D(q), where q is the quantity/number of the spectators. (Assume D(q) is linear)
D(q)
(For best results, keep answers in fraction form, not decimals)
Answer:
D(q) = -(3)/(4,000)q+19.5
Step-by-step explanation:
Given:
overall capacity = 60000
price in point one = 11
spectators in first point = 26000
second point - price = 8
spectators = 30000
solution:
The demand of a product as a function of its price and other factors such as the prices of the substitutes and complementary goods, income is the expression known as demand function. It is represented by D(q)
we have two points in our line for given ques:
first point of line = (26,000, 11)
second point of line = (30,000, 8)
Slope = (11 - 8)/(26,000 - 30,000)
= (3)/(-4,000)
y = mx + b
here, b = factors influencing demand besides price
m = slope
x = price
10 = (3)/(-4,000) )(26,000) + b
b = 19.5
y = -(3)/(4,000)+19.5
D(q) = -(3)/(4,000)q+19.5