Solve the problem. Round your answer, if appropriate.
Boyle's law states that if the temperature of a gas remains constant, then PV = c, where

,

, and c is a constant. Given a quantity of gas at constant temperature, if V is decreasing at a rate of 13 in.
3/sec, at what rate is P increasing when P = 70 lb/in.
2 and V = 30 in.
3? (Do not round your answer.)
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lb/in.
2 per sec
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lb/in.
2 per sec
◦

lb/in.
2 per sec
◦

lb/in.
2 per sec