Simplify the expression. Assume all variables represent positive real numbers.- 
A. -9
B. -3
C. not a real number
D. 7
Answer: B
Mathematics
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Solve the problem.A pendulum is released and swings until it stops. If it passes through an arc of 35 inches the first pass, and if on each successive pass it travels 
the distance of the preceding pass, how far will it travel before stopping?
A. 8.75 in. B. 52.5 in. C. 43.75 in. D. 78.75 in.
Mathematics
Solve the problem.John earns $11.11 per hour. If he works 11 hours, how much will he earn?
A. $122.31 B. $123.31 C. $122.21 D. $122.22
Mathematics
Find an equivalent fraction with the given denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Use the formula A = P(1 + rt) to find the indicated quantity.A = $16,400; r = 10%; 90 days. Find P.
A. $16,810 B. $16,400 C. $16,000 D. $400.00
Mathematics