Question

a human body that is performing light work generates about 400 btus of the body heat per hour while active. if an office that is 20 ft x 30ft x 10ft has 8 workers, how many btus per cubic foot do they produce in 3 hours(to the nearest tenth)

A)0.2 BTUs/ft3
B)0.6
C)1.5
D)2.9

Answer 1

I got none of the above my answer is 1.6 BTUs/ft3. I did 400 x 8 x 3 for total BTUs = 9600 btus and the volume of the room was 20 x 30 x10 ft = 6000 cu ft so 9600/6000= 1.6 BTUs/ft3