Pyramid A is a square pyramid with a base side length of 18 inches and a height of 9 inches. Pyramid B has a volume of 3,136 cubic inches. How many times bigger is the volume of pyramid B than pyramid A? Give your answer as a percentage. Provide an explanation and proof for your answer to receive full credit.

Step-by-step explanation:

Volume of a square is side x side

18 x 9

= 162

B

3,136 is the volume of shape B

162 ÷ 3.136 = 51.7

since its cubic metresis x3

5.17 x 3 = 15.2

15,2 x 100

162

=9.382

= 9,4

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94