A typical jogger burns up food energy at the rate of about 43 kJ per minute. How long would it take to run off a piece of cake if it contains 435 Calories?

Answer 1

1 Ñ = 4.184 J
435 C = 1820.04 J
1820,04/43000= 0.042 min = 2.54 s.

Answer 2

48.4