Auto Mechanic Math Problem
You fill up a customer's tire to 35 PSI. The same customer comes back 5 days later with the same car and explains that the tire pressure light is now on. You check the tire pressure and it is at 17 PSI. How much air did the tire lose (on average) every day over the 5-day period, in PSI to the nearest integer?
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1 solution
x = 5 ( 3 5 − 1 7 ) x = 5 1 8 x = 3 . 6
Therefore the tire is losing about 4 pounds of air everyday.