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IceJOKER [234]
3 years ago
9

Karen calculates the volume of cylinder A with a radius of 3 inches, and a height of 6 inches. The volume of this cylinder is 54

π in3. Cylinder B also has a radius of 3 inches, but the height is doubled. What is the relationship between the volumes of the two cylinders?
A) The volume of cylinder B is half the volume of cylinder A.
B) The volume of cylinder B is twice the volume of cylinder A.
C) The volume of cylinder B is 4 times the volume of cylinder A.
D) The volume of cylinder B is 8 times the volume of cylinder A.
Mathematics
1 answer:
Pani-rosa [81]3 years ago
6 0
<span>B) The volume of cylinder B is twice the volume of cylinder A. </span>
You might be interested in
Plz I need help with 1 and 2 please help me
Vikki [24]
When finding slope the answer is always going to be rise/run so in this case,

#1 would be 1/2 (bc it goes up one and right 2)

#2 we have a rise of 3 and a run of 3 leaving our slope to be 3/3 simplified simply being 1

another trick you could use is dividing the denominator by the numerator
3 0
3 years ago
If 10 men can complete a piece of work in 30 days how many men are requiredto complete the same job in 25 days?
77julia77 [94]
We must assume that all workmen work at the same rate, and keep it up forever.

More men ==> fewer days

so the proportion is:    30/25 = x/10

Cross-multiply the proportion:

300 = 25 x

Divide each side by 25 :

x = 300/25 = <u>12 men</u>
3 0
3 years ago
David is selling floral arrangements. Each arrangement uses 1 vase and 12 roses. Each vase costs David $2.00. Let C be the total
bazaltina [42]

Answer:

<h2>C = 12r + 2</h2>

Step-by-step explanation:

To model the equation for the cost of Each Arrangement.

We need to itemize all parameters needed.

An arrangement consists of

1. one vase

2. twelve roses

Given that 1 vase cost $2 and

The cost of one rose is r

Let the total cost of the arrangement be C

Hence C is the  cost of the vase plus the cost of 12 roses combined, this is given as

C = 12r + 2

5 0
3 years ago
Ten slips of paper numbered 1 thround 10 are place in a bag you draw a slip at Random and draw another without replacing the fir
Vaselesa [24]
We are given the numbers {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}

So we have 5 odd numbers, and 5 even.

The probability of drawing an odd number is 5/10=0.5

The probability that the second drawing is odd is 4/9=0.444, since now there are 4 odd numbers left (one being drawn) and 9 in total.


Thus, the probability of both drawn numbers being odd is 0.5*0.444=0.222


Answer: 0.222
6 0
3 years ago
Help fast I am not sure about this question.
tester [92]

Answer:

3

Step-by-step explanation:

Graphing the best-fit quadratic curve for the data-set can be done using Ms. Excel Application.

The first basic step is to enter the data into any two adjacent columns of the excel workbook. Highlight the two columns where the values have been entered, click on the insert tab and then select the x,y scatter-plot feature. This will create an x,y scatter-plot for the data.

Next, click on the Add Chart Element feature and add a polynomial trend-line of order 2 which is basically a quadratic curve. Finally, check the display equation on chart box. This step will plot the quadratic curve as well as give the equation of the best-fit quadratic curve.

The attachment below shows the best-fit quadratic curve to the data-set and its corresponding equation.

A good approximation for the value of c from the equation is thus 3. This is simply the y-intercept of the curve. 3.21 is closer to 3.

7 0
3 years ago
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