Is it necessary to substitute 8 for x in the expression for qr in order to find we explain

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

With finding limits of multi variable !