Question

find the ratio of the radius of volumes of 2 spheres is 18:27​

Answer 1

ratio=

${18}^{1 \div 3} \div 3$

Because volume of sphere=4/3×πr^3

Answer 2

4/3πr^3

----------- =18/27

4/3πr^3

27(r^3)=18(r^3)

3r^3=2r^3

=3:2