B = 18 because 18-5 is equal to 3 and 3x3 is equal to 9.
117/6.5=18
speed= 18 feet per second
Hope it helped!
Answer:
No
Reasoning:
If something is a perfect cube, it is able to be put under a cube root (
) and will result in an integer (a non-decimal number > 0, basically).
So let's calculate
, and see if the result is an integer.
= 3.634.......
As you can see, the result is not an integer, therefore 48 is not a perfect cube.