Question

a card of diameter of the earth is four times of the diameter of the moon . find the ratio of their volume ​

Answer 1

Answer:

please follow me

Step-by-step explanation:

Let diameter of Earth =D units

∴ Radius of Earth =2R units

Let diameter of moon =d units

Radius of mood =2r units

Given, D=4d

2R=4×2r

R=4r

Surfaceareaofmoon

SurfaceareaofEarth

=

4πr

2

4πR

2

=

4πr

2

4π(4r)

2

=

4πr

2

64πr

2

=

1

16

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