Use the four-step procedure to solve the variation problem.When the temperature stays the same, the volume of a gas varies inversely as the pressure of the gas. If a balloon is filled with 105 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 15 cubic inches.
A. 84 pounds per square inch
B. 
pounds per square inch
C. 91 pounds per square inch
D. 98 pounds per square inch
Answer: D
Mathematics
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If possible, find the slope of the line passing through the two points.(7, 9), (-1, 5)
A. 
B. 2
C. 3
D. 
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Plot the point.
A. 
B. 
C. 
D. 
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Approximate the given square root to the nearest tenth using the guess-and-check method.
A. 4.5 B. 4.4 C. 4.3 D. 5.4
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Solve the problem.How long will it take for $6200 to grow to $49,000 at an interest rate of 4.2% if the interest is compounded continuously? Round the number of years to the nearest hundredth.
A. 0.49 yr B. 4.92 yr C. 4922.07 yr D. 49.22 yr
Mathematics