An exercise class had 18 people. if each person produced 1,900 btus of body heat during the class and the room is 28 ft × 32 ft × 12 ft, how many btus per cubic foot did they produce? (to the nearest hundredth)
a) 0.18 btus/ft3
b) 2.12 btus/ft3
c) 3.18 btus/ft3
d) 38.17 btus/ft3

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

In a column proof the right column states your reasons