Suppose the net energy value of a food item is 30 kcal. The time invested in obtaining each food item is 22 s, and the time invested in processing each food item is 3 s. What is the profitability of this food source?
A) 0.83 kcal/s
B) 1.2 kcal/s
C) 1.4 kcal/s
D) 10 kcal/s

Question

Quizplus · Accepted Answer

Profitability is calculated as net energy value divided by total time invested. Here, it is 30 kcal / (22 s + 3 s) = 1.2 kcal/s.

Suppose the Net Energy Value of a Food Item Is