Solve the problem.When the temperature stays the same, the volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 81 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 27 cubic inches.
A. 28 lb/in.2
B. 
lb/in.2
C. 42 lb/in.2
D. 39 lb/in.2
Answer: C
Mathematics
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