Find the percent change if a quantity changes from P1 to P2. Round your answer to the nearest tenth if appropriate.P1 = 5.3, P2 = 2.3
A. -130.4
B. 130.4
C. 56.6
D. -56.6
Answer: D
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Solve.A population is growing at a rate proportional to its size. If the population is 120,000 after 10 years and 196,000 after 29 years, what was the original population size?
A. 92,691 B. 86,202 C. 99,179 D. 88,983
Provide an appropriate response.If w varies jointly as x and y, find w if the constant of variation is 2.7 and x = 56.8 and y = 12.5.
A. 153.36 B. 1,917 C. 710 D. 262.96
Solve the equation.
= 3
A. 
B. {7, 13}
C. {-13, 7}
D. 
Solve the problem.A deep sea diving bell is being lowered at a constant rate. After 12 minutes, the bell is at a depth of 300 ft. After 50 minutes the bell is at a depth of 1500 ft. What is the average rate of change of depth? Round to one decimal place.
A. 0.03 ft per minute B. 31.6 ft per minute C. 30.0 ft per minute D. 24.0 ft per minute