Please compute the correct solution of the given Problem

Problem- In the human body, the conversion of a mole of adenosine triphosphate (ATP) to adenosine diphosphate (ADP) liberates about 7.3 kcal of energy. For every mole of glucose the body consumes, 38 moles of ATP are formed.

Part 1- What percent of energy is wasted as heat when the body breaks down glucose to carbon dioxide and water?

I need expert's assistance to find percent of energy is wasted as heat.