Laddoos

Chef is a very healthy person. He keeps track of his calories and makes sure he eats right. But chef has a friend named Bheem. Bheem is a foody and his favourite food is laddoos. Chef is concerned about the health of his friend Bheem so he makes a deal with him. Every laddoo has a calorie count and Chef makes Bheem walk a distance $D$ to expend those calories. if J is the number of laddoos Bheem