Kent has two similar cylindrical pipes, Pipe A and Pipe B. The radius of Pipe A is 6 cm, and the radius of Pipe B is 2 cm. What is the ratio of the volume of Pipe A to the volume of Pipe B?

3:1

9:1

27:1

81:1

Can you match the teachers comments to the definitions?

What is the next number in the pattern? 1, 6, 11, 16, ... Write your working and your answer in the box below.

If the value of b is 7, then what is the value of the expression - 3b2 + 25 = ? A. 17 B. - 122 C. 122 D. 172. - 3 (7) 2+25-3*49+25-147+25-122 B.-122

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Last fall Zeke planted six bulbs in the ground, which in the spring would grow into 2 yellow flowers, 2 purple flowers, and 2 red flowers. What is the probability that the first two flowers that come up in the spring are 2 yellow flowers?

2. What can be used to describe the function graphed? y=3x+2

A factory can produce two products, x and y, with a profit approximated by P = 14x + 22y - 900. The production of y can exceed x by no more than 100 units. Moreover, production levels are limited by the formula x + 2y ≤ 1,400.

What is the greatest common factor between 8x and 40?