Help me solve this problem

0.0002 x 0.004

An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Joanie watched 1 out of three of a movie in the morning