GRE Math Quantitative Comparisons Question 211
During an experiment, the pressure of a fixed mass of gas increased from 40 pounds per squareinch (psi) to 50 psi. Throughout the experiment, the pressure, P psi, and the volume, V cubicinches, of the gas varied in such a way that the value of the product PV was constant.
the volume of the gas when the pressure was 40 psi
1.2times the volume of the gas when the pressure was 50 psi
- A Quantity A is greater.
- B Quantity B is greater.
- C The two quantities are equal.
- D The relationship cannot be determined from the information given.
Correct Answer: A