I'm really confused on this question. Can someone solve it and explain what the question is asking, and what I should have done. AND how they got the answer!

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Collin did the work to see if 10 is a solution to the equation r/4=2.4