Question

a metal cuboid of dimension 22cm×15cm×7.5cm.was melted and cast intoa cylinder of height 14cm.what is its radius

Answer 1

it means volume of cuboid=volume of cyclinder
l*b*h=πr*r*h
22*15*7.5=22/7*r*r*14
2475=44*r*r
r*r=2475/44
r*r=225/4
r=15/2
answer:7.5cm
please please mrk as brainliest