Answer:
since the 2 triangle sides are equal just add them up to be another rectangle, and since we need volume just multiply the numbers and add, 11.75*12 and 11*9 which are 141 and 99 and when added becomes 240, to find the cost multiply by the 4.25 to get $1020
Answer:
The answer is $449.44.
Step-by-step explanation:
Just got a lucky guess on my quiz. Hope this helps:)
Distance Conversions The United States, Liberia, and Myanmar are the only three countries that have not adopted the metric system as its primary system of measurement. There have been reports and legislation calling for a conversion to the metric system since the 1960s. The U.S. Department of Commerce's National Institute of Standards and Technology wrote that "industrial and commercial productivity, mathematics and science education, and the competitiveness of American products and services in world markets, will be enhanced by completing the change to the metric system of units" (1997, 2). From a student's perspective, it would be better if the U.S. converted to the metric system. Because scientists globally use the metric system, most of U.S. scientists do, as well. Until the U.S. "metrifies", students in the United States will need to continue to use and understand both measurement systems. 6. Refer to Appendix 2.1. Show your calculations for the following questions. 33 | Lab 2: Map Interpretation a. 2 miles contain how many feet? b. 1 mile contains how many inches? c. 10 kilometers contain how many meters? d. 1 kilometer contains how many centimeters? e. How many miles are in a "5k" (five-kilometer) race? f. A marathon is 26.2 miles. How many kilometers is this?
Answer:
a. 10560
b. 63360 in.
c. 10000 m
d. 100000 cm
e. 3.107 miles
f. 42.165 km
Step-by-step explanation:
a. 2 miles contain how many feet?
1 mile = 5280 ft
2 miles × 5280 ft / mile = 10560 ft
b. 1 mile contains how many inches?
1 ft = 12 in
1 mile × 5280 ft/mile × 12 in./ft = 63360 in.
c. 10 kilometers contain how many meters?
1 km = 1000 m
10 km × 1000 m/km = 10000 m
d. 1 kilometer contains how many centimeters?
1 km × 1000 m/km × 100 cm/m = 100000 cm
e. How many miles are in a "5k" (five-kilometer) race?
1 in. = 2.54 cm
5 km =
= 5 km × 1000 m/km × 100 cm/m × 1 in. / (2.54 cm) × 1 ft / (12 in.) × 1 mile / (5280 ft)
= 3.107 miles
f. A marathon is 26.2 miles. How many kilometers is this?
26.2 miles =
26.2 miles × 5280 ft / mile × 0.3048 m/ft × km / (1000 m) = 42.165 km
I need help immediately!!!!
Answer:
but the answer I already there that's just an example
Answer:
X = 1.5
Step-by-step explanation:
So the answer is right
because look below
The velocity in a fluid flow field is given by u=2x+y^2u=2x+y2 and v=3x^2yv=3x2y where uu is the x-component of velocity, and vv is the y-component of velocity. What is the x-component of fluid acceleration in terms of x and y?
The x-component of fluid acceleration in terms of x and y is 2.
To find the x-component of fluid acceleration (ax), we need to differentiate the x-component of velocity (u) with respect to time.
However, the given equations provide the expressions for u in terms of x and y, not time. Therefore, we need to differentiate u with respect to x and y instead.
Given: u = 2x + y^2
To find the x-component of fluid acceleration (ax), we differentiate u with respect to x while treating y as a constant:
ax = ∂u/∂x = ∂(2x + y^2)/∂x = 2
The x-component of fluid acceleration, ax, is simply 2.
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what is the probability a 5-card poker hand contains 5 cards of the same suit? show work using combinations. round your answer to five decimal places.
The probability of five card poker hand of the same suit is equal to 0.00198 ( five decimal places).
As given in the question,
Total number of ways 5 cards can be selected from a deck of 52 cards is equal to
=⁵²C₅
= ( 52!) / ( 52 -5)! 5!
= ( 52 × 51 × 50 × 49 × 48 × 47! ) / ( 47! ) ( 5 × 4 × 3 × 2 × 1)
= ( 52 × 51 × 50 × 49 × 48) / (120)
= 2598960
Number of suits = 4
Number of cards in one suit = 13
⁴C₁ represents selecting one suit out of 4 different suits .
¹³C₅ represents selecting 5 cards out of 13 cards of the same suit.
Number of ways 5-card poker hand have five cards of the same suit is given by
Number of favourable outcomes
= ⁴C₁ × ¹³C₅
= 4 × 1287
= 5148
Probability
= ( Favourable number of outcomes) / ( Total number of outcomes)
Probability that a five-card poker hand contains a flush
= 5148 / 2598960
= 0.00198 ( round off up to five decimal places)
Therefore, the probability of five card poker hand of the same suit is equal to 0.00198 ( five decimal places).
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Use the normal approximation to find the indicated probability. The sample size is n, the population proportion of successes is p, and X is the number of successes in the sample.
n = 98, p = 0.56: P(X < 56)
The probability of z being less than 0.25 as 0.5987 based on population proportion.
To use the normal approximation, we first need to check if the conditions are met. For this, we need to check if np and n(1-p) are both greater than or equal to 10.
np = 98 x 0.56 = 54.88
n(1-p) = 98 x 0.44 = 43.12
Since both np and n(1-p) are greater than 10, we can use the normal approximation.
Next, we need to find the mean and standard deviation of the sampling distribution of proportion.
Mean = np = 54.88
Standard deviation = sqrt(np(1-p)) = sqrt(98 x 0.56 x 0.44) = 4.43
Now we can standardize the variable X and find the probability:
z = (X - mean) / standard deviation = (56 - 54.88) / 4.43 = 0.25
Using a standard normal table or calculator, we can find the probability of z being less than 0.25 as 0.5987.
Therefore, P(X < 56) = P(Z < 0.25) = 0.5987.
Note that we rounded the mean and standard deviation to two decimal places, but you should keep the full values in your calculations to minimize rounding errors.
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Taylor starts a trip to the mall with $160 cash. After 20% of it is spent, seven-eighths of the remainder is lost to a pickpocket. This leaves Taylor with how much money?
Answer: $16
r=remainder
s=spent
r'=final remainder
160
160-(160 x .20) = r OR 160 x .80 = r
160-32 = r = 128 = 160 x .80 =
Then , 7/8 is lost so:
128 - (7/8 x 128) :
7/8=.875
128-(.875 x 128)
Using PEMDAS:
128-(112):
128-112= $16
A residual is the difference between _______.
A residual is the difference between "the measured and predicted values of the quantity of interest".
What is residuals?In regression analysis, a residual would be the difference between an observable and anticipated value.
The formula is;
Residual = Observed value – Predicted value
Some key features regarding the residuals are-
The purpose of linear regression would be to quantify the relationship among one or so more predictor variables one and or more response variables. Linear regression selects the line that best "fits" the data, defined as least squares regression line, to do this. This line generates a prediction for every observation in the dataset, however it is improbable that the regression line's prediction would perfectly match its observed value.The residual is the discrepancy between the predicted and the observed value. The residuals for every observation would represent the vertical distance between both the observation as well as the regression line if we plotted the observed values then overlaid the fitted regression line.To know more about the residual, here
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Suriland cannot both export wheat and keep bread plentiful and affordable in Suriland. Accordingly, Suriland's wheat farmers are required to sell their crop to the government, which pays them a dollar per bushel less than the price on the world market. Therefore, if the farmers could sell their wheat on the world market, they would make a dollar per bushel more, less any additional transportation and brokerage costs they would have to pay.
Which of the following, if true, most seriously weakens the argument?
(A) Suriland's wheat farmers have higher production costs than do farmers in many other wheat-producing countries.
(B) Sale of a substantial proportion of Suriland's wheat crop on the world market would probably depress the price of wheat.
(C) The transportation and brokerage costs that Suriland's farmers would face if they sold their wheat outside Suriland could amount to almost a dollar per bushel.
(D) Suriland is surrounded by countries that do not import any wheat.
(E) The price of a bushel of wheat on the world market occasionally drops below the average cost of producing a bushel of wheat in Suriland.
Answer:
the most accurate argument is (C) The transportation and brokerage costs that Suriland's farmers would face if they sold their wheat outside Suriland could amount to almost a dollar per bushel.
Step-by-step explanation:
The cost of transportation and other logistics is being covered by the government that is why the government pay less than dollar per bushel.
so the price of the wheat would have to decrease at home so that the cost of the transportation can be covered by the government who are buying directly from the farmers.
Please help with this picture above
the first 4 i think
its telling me to add more characters so im typing this
Hi please help and show how you got to your answer! Thank you
Answer: PQ=15
Step-by-step explanation:
XY=(PQ+SR)/2
PQ+SR=2*XY
PQ+35=2*25
PQ+35=50
PQ=15
help pls I will thank
Answer:
y=4 cos (x)
Step-by-step explanation:
y=4 cos (x)
evaluate the integral using integration by parts as a first step. ∫sin^−1(x)/4x^2 dx(Express numbers in exact form. Use symbolic notation and fractions where needed. Use C for the arbitrary constant. Absorb into C as much as possible.)
∫sin^−1(x)/4x^2 dx = -(sin^−1(x)/4x) + (1/4) arcsin(x) + C.
et u = sin^−1(x)/4 and dv = 1/x^2 dx. Then, du/dx = 1/(4√(1-x^2)) and v = -1/x.
Using integration by parts formula, we have:
∫sin^−1(x)/4x^2 dx = uv - ∫v du/dx dx
= -(sin^−1(x)/4x) + ∫1/(4x√(1-x^2)) dx
= -(sin^−1(x)/4x) + (1/4)∫(1-x^2)^(-1/2) d(1-x^2)
= -(sin^−1(x)/4x) + (1/4) arcsin(x) + C
Therefore, ∫sin^−1(x)/4x^2 dx = -(sin^−1(x)/4x) + (1/4) arcsin(x) + C.
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Evaluate this table.
X 5 10 15 25 40
Y 1 2 3 5 8
The table represents a(n) _____ relationship.
A. additive
B. multiplicative
The given table represents the additive property of the relation.
What about additive property?
In mathematics, the additive property refers to the property that allows the addition of two or more numbers to produce a sum or total. It states that the order in which the numbers are added does not affect the result.
The additive property can be expressed mathematically as follows:
⇒ a + b = b + a
For example, the additive property of integers states that if you add any two integers, the order in which you add them does not matter. So, 3 + 4 is the same as 4 + 3, and both equal 7.
The additive property can be extended to other mathematical operations as well, such as addition of vectors, matrices, and complex numbers. In all cases, the order in which the elements are added does not affect the final result.
According to the given information:
When we check in case of (X) we have that ,
5 + 10 = 15 , 10 + 15 = 25 , 15 + 25 = 40 that follow additive property
In the same way for (Y)
1 + 2 = 3, 2 + 3 = 5, 3 + 5 = 8 that also follow additive property of the given condition.
So, the both condition follow additive property .
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how many terms are in the following expression?
The number of terms in the expression, 6 + 2 x - 4 y + 5 z is 4 terms.
How to find the number of terms ?In the expression 6 + 2x - 4y + 5z, the number of terms is four, not the number of signs. The terms in this expression are:
62 x- 4 y 5 zEach term is separated by an operator (either addition or subtraction), which is represented by a sign. Therefore, the expression contains three addition signs and one subtraction sign.
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The full question is:
How many terms are in the following expression 6 + 2 x - 4 y + 5 z
When triangle ABC is dilated by a scale factor of 2 Its image is?
A'(1/2, 1/2), B'(3/4, 3/2), C'(1, 1/2) are the coordinates of the image after dilation.
Given,
Triangle ABC is dilated with a scale factor 2 at the origin.
We have to find the coordinates of the image;
Dilation;
Resizing an item uses a transition called dilation. Dilation is used to enlarge or contract the items. The result of this transformation is an image with the same shape as the original. However, there is a variation in the shape's size.
Here,
The vertices of the triangle; A(1, 1), B(1.5, 3), C(2, 1).
After the dilation of a scale factor 2, the new point;
A'(1/2, 1/2), B'(3/4, 3/2), C'(1, 1/2).
That is,
The coordinates of the image after dilation is, A'(1/2, 1/2), B'(3/4, 3/2), C'(1, 1/2).
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what is the value of (double)(5/2)?
The value of (double)(5/2) is 2.0. In the expression (double)(5/2), the division operation 5/2 is performed using integer division because both 5 and 2 are integers.
Integer division truncates the decimal part of the result and returns the quotient as an integer. In this case, 5 divided by 2 is equal to 2.
However, by explicitly casting the result to a double (using the (double) operator), we convert the integer value 2 to a double value, which becomes 2.0.
Therefore, the value of (double)(5/2) is 2.0, as the division is performed as an integer division followed by a casting to a double.
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For the hiking portion of your trip, you and your friends carry the same amount of
equipment, which works out to 35 pounds of equipment each. For extra money, you can
hire an assistant, who will carry 50 pounds of equipment. Each assistant charges a flat
fee of $50 and an additional $22 for each mile. The total amount you would have to pay
1 assistant is $512. How many miles will your group be hiking?
Answer:
28 miles
Step-by-step explanation:
subtract the pay to the additional pay
how do i solve this?
Answer:
mean height of girls = 1.48 metres
Step-by-step explanation:
total height of all students = 1.515 x 32 = 48.48
total height of boys = 1.56 x 14 = 21.84
Total girls = 48.48 - 21.84 = 26.64
32 students - 14 boys = 18 girls
mean height of girls = 26.64/18 = 1.48 metres
how to locate square root 100 on number line
Answer:
10
Step-by-step explanation:
Answer:
Step-by-step explanation:
First we find the square root of 100(for this we use a calculator)
\(\sqrt{100\\}\) = 10
The square root of 100 is 10.
Now locate 10 on a number line.
Three airines serve a small town in Ohio. Arfine Ahas 49% of all scheduled flights, aifline B has 27 sud airline C has the remaining 24%. Their on-4ime-rakes are 85%,60%, and 37% respectively. A flight just left on-time. What is the probabillty that it was a fight of arine A? Probability =
The probability that it was a fight of marine A is 0.5789
Given data:
Arfine Ahas 49% of all scheduled flights, airline B has 27 sud airline C has the remaining 24%.
Their on-4ime-rakes are 85%,60%, and 37% respectively.
A flight just left on-time
We need to find the probability that it was a fight of marine A, Probability = ?
Let A, B, and C be the events of selecting airlines A, B, and C, respectively.
P(A) = 49/100,
P(B) = 27/100,
P(C) = 24/100.
P(on-time|A) = 85/100,
P(on-time|B) = 60/100,
P(on-time|C) = 37/100.
The probability that the flight is on time is given as P(on-time).
P(on-time) = P(A) * P(on-time|A) + P(B) * P(on-time|B) + P(C) * P(on-time|C)
= (49/100) * (85/100) + (27/100) * (60/100) + (24/100) * (37/100)
= 0.718
The probability that it was a fight of marine A is given as:
P(A|on-time) = (P(A) * P(on-time|A)) / P(on-time)
= (49/100) * (85/100) / 0.718
= 0.5789
Therefore, the probability that it was a fight of marine A is 0.5789 (approximately).
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You pick a card at random.
2 3 4 5
What is P(not 5)?
Write your answer as a fraction or whole number.
Answer:
the chancesthat i pick a 4 a 1/3
Step-by-step explanation:
Tire pressure monitoring systems (TPMS) warn the driver when the tire pressure of the vehicle is 28% below the target pressure. Suppose the target tire pressure of a certain car is 32 psi (pounds per square inch)
Answer:
23.04psiStep-by-step explanation:
Since we are not told what to find, we can as well find the new tire pressure after reducing to 28% of the target pressure
Given the target tire pressure = 32psi
If the tire pressure of the vehicle is 28% below the target pressure, then the pressure of the tire will be;
32 - (28% of the target pressure)
= 32 - (28% of 32)
= 32 - (0.28 * 32)
= 32 - 8.96
= 23.04psi
Hence the new tire pressure if it is 28% below the target is 23.04psi
14x to the power of -2 , for x=7
Answer:
:5:5&&'4&4&4&:&;4"33*2**223$&4&4&55&
Answer:
0.00010412328
How many integrals would be required in the shell method?
The number of integrals required in the shell method is one or two, depending on the axis of rotation and the dimension of the solid of revolution.
The number of integrals required in the shell method depends on the dimension of the solid of revolution being generated. The shell method generates a solid of revolution by rotating a region about an axis.
For a solid of revolution generated by rotating a two-dimensional region about a vertical axis (i.e., a vertical shell), two integrals are required: one to find the volume of the shell and another to add up the volumes of all the shells to get the total volume of the solid.
For a solid of revolution generated by rotating a two-dimensional region about a horizontal axis (i.e., a horizontal shell), one integral is required to find the volume of the solid.
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A bag contains three different shaped pieces of card
The ratio of circles to triangles is 2:3
The ratio of triangles to rectangles is 2:5
Find the ratio of circles to triangles to rectangles.
Answer:
2:3:5
Step-by-step explanation:
Here, we are going to be using direct numbers from the ratio
Circles to triangles is; 2:3
So for 200 circles, there are 300 triangles
Triangles to rectangles ; 2:5
300 triangles, there are 500 rectangles
Circles to triangles to rectangles is thus;
200: 300:500
= 2:3:5
Prove that there are no integers x, y, z such that x² + y² = 8z + 3
it is proven that there are no integers x, y, z such that x² + y² = 8z + 3.
What is Integers?
A whole number is a number that can be written without a fractional component. For example, 21, 4, 0, and −2048 are integers, while 9.75, 5+, and √2 are not. The set of integers consists of zero, positive natural numbers, also called integers or counting numbers, and their additive inverses.
To prove that there are no integers x, y, z such that x² + y² = 8z + 3, we can use the concept of modulo arithmetic.
First, let's consider the possible values of x² and y² modulo 8:
For any integer n, n² modulo 8 can only be 0, 1, or 4.
Now, let's examine the possible values of 8z + 3 modulo 8:
8z modulo 8 is always 0.
3 modulo 8 is equal to 3.
Therefore, the possible values of x² + y² modulo 8 can only be 0, 1, or 4, while 8z + 3 modulo 8 is equal to 3. Since 0, 1, and 4 are not equal to 3 modulo 8, there are no integers x, y, z that satisfy the equation x² + y² = 8z + 3.
Hence, it is proven that there are no integers x, y, z such that x² + y² = 8z + 3.
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Help please with this lol.
the value is $3.02
Answer:
$ 3:20
Step-by-step explanation:
also WHAT THE HECK THIS IS LIKE FIRST GRADE STUFF!!
You are the director of the customer service center in Company Alpha. You find that the mean time between calls to the center is 6 minutes with standard deviation of 4 minutes. The effective response time is 11 minutes with a standard deviation of 20 minutes. (a) Identify the following parameters: ta
tθ
∂a
∂θ
ra:
rθ:
The identified parameters are:
ta = 6 minutes
tθ = 11 minutes
∂a = 4 minutes
∂θ = 20 minutes
ra = 1/6 minutes^(-1)
rθ = 1/11 minutes^(-1)
ta: Mean time between calls to the center
tθ: Effective response time
∂a: Standard deviation of the time between calls to the center
∂θ: Standard deviation of the effective response time
ra: Rate of calls to the center (inverse of ta, i.e., ra = 1/ta)
rθ: Rate of effective response (inverse of tθ, i.e., rθ = 1/tθ)
Given information:
Mean time between calls to the center (ta) = 6 minutes
Standard deviation of time between calls (∂a) = 4 minutes
Effective response time (tθ) = 11 minutes
Standard deviation of effective response time (∂θ) = 20 minutes
Using this information, we can determine the values of the parameters:
ta = 6 minutes
tθ = 11 minutes
∂a = 4 minutes
∂θ = 20 minutes
ra = 1/ta = 1/6 minutes^(-1)
rθ = 1/tθ = 1/11 minutes^(-1)
So, the identified parameters are:
ta = 6 minutes
tθ = 11 minutes
∂a = 4 minutes
∂θ = 20 minutes
ra = 1/6 minutes^(-1)
rθ = 1/11 minutes^(-1)
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if two lines are parallel and one has a slope of -1/7, what is the slope of the other line?
-1/7, since parallel lines have equal slopes.
What is the equation of the line that passes through the point (5,-1) and has a slope of a fraction 1/5
Answer:
Equation will be y = 5x + c
Step-by-step explanation:
For point (5, 1)
1 = 5(5) + c
Or, c = - 24
So, y = 5x - 24