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Including the bus driver, there are 15 people on a bus. During the bus ride, each person produces 750 BTUs (British Thermal Units). The interior of the bus measures 38 feet by 8.5 feet by 6.25 feet.

How many BTUs per cubic foot are produced?

 

___?__ BTUs per ft3

CrazyDaizy  Jun 2, 2017
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BTUs per cubic foot = total number of BTUs / total number of cubic feet

 

 

750 BTUs/person  *  15 people   =   11,250  BTUs   total

 

38 ft * 8.5 ft * 6.25 ft   =   2018.75   cubic feet   total

 

 

 

11,250 BTUs / 2018.75 cubic feet  ≈    5.573    BTUs per cubic foot

hectictar  Jun 2, 2017

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