Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.6
(
+ 
)
A. 6
+ 5
B. 6
+ 5
C. 6
+ 30
D. 30
+ 30
Answer: C
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Convert from one measure to the other.14
gallons to quarts
A. 56 quarts B. 28 quarts C. 59 quarts D. 118 quarts
Add or subtract. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Solve the problem.The amount of time it takes a swimmer to swim a race varies inversely as the average speed of the swimmer. A swimmer finishes a race in 50 seconds with an average speed of 3 feet per second. Find the average speed of the swimmer if it takes 25 seconds to finish the race.
A. 8 ft/sec B. 5 ft/sec C. 6 ft/sec D. 7 ft/sec
Solve the problem.The following table shows the population (in thousands) of Anytown, USA. YEAR POPULATION 1950 80 1960 95 1970 115 1980 150 1990 200 2000 265Use a graphing calculator to fit a quadratic function f(x) to the data. Use this equation to predict the population in the year 2007. Round your answer to the nearest thousand.
A. 267,000 B. 316,000 C. 16,820,000 D. 345,000