George is loading freight into an elevator. He notices that the weight limit for the elevator is 1000 lbs. He knows that he weighs 210 lbs.

Question

He has loaded 15 boxes into the elevator. Each box weighs 50 lbs. Identify the rate of change for this situation.

Answer 1

15 x 50 + 210 = 750 + 210 = 960

That's it, the elevator is full.

Cannot load any more boxes