Question

the ratio of radius and height is 4 ratio 5 in a cylinder and its volume is 2160 mcu than find its diameter and height​

Answer 1

Answer:

let the radius and height be 4x and 5x respectively.

Volume =πr^2h

2160= 22/7 × 16x^2 × 5x

x^3=2160×7/22×16

x=3 3√7/22