During strenuous work a human body generates about 2,400 btus of body heat per hour. if 7 bodybuilders are in a gym that is 20 ft × 25 ft × 12 ft lifting weights, how many btus per cubic foot do they produce in 3 hours? (to the nearest tenth) a) 2.8 btus/ft3 b) 8.4 btus/ft3 c) 33.7 btus/ft3 d) 100.8 btus/ft3

Which graph represents the following piecewise defined function?

Fabian harvests 10 pounds of tomatoes from his garden. he needs 225 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250