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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?

How do i put 3(x+7) in distributive property

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.