Question

sphere cubical solid block of metal 49×44×18 cm is melted and formed inta a sphere . calculate the radius of sphere? also show calculation please

Answer 1

The volume of the cubical solid=49*44*18 cubic cm

let the radius of the sphere be r cm

volume of the sphere=volume of the cubical solid

4/3 pie r cube=49*44*18

4/3*22/7 r cube=49*44*18

r cube=3*7*49*44*18/4*22=3 cube*7 cube

r =3*7=21 ans