Question

If the ratio of a sphere is doubled then what is the ratio of their volumes ?​

Answer 1

Answer:

Let the original radius be r

so the original volume =

3

4

πr

3

New radius = 2r

so, new volume =

3

4

π(2r)

3

=

3

4

π(8r

3

)

Ratio =

3

4

π(8r

3

)

3

4

πr

3

=

8

1

so ratio = 1:8

Answer 2

Answer:

ratio 1:8 hope it helps

yaar pts de