Pls answer all parts

If m 17 27 90 63 ** picture is attached

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

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.