When you flip 1/6 it is?

Asphere has a diameter of 10 in. what is the volume of the sphere?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3