What is 5x1=??? :) This is SOO hard!:( I will give h 96 point!

Volume of a cylinder with a radius of 13 in and height of 30 in

Which multiplicative property is being illustrated below? (type commutative, associative, or identity) 5 × 2 × 4 = 2 × 5 × 4

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187