Evaluate the expression.
?
?
A. 8
B. 16
C. -8
D. -16
E. 4
Answer: C
Mathematics
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Solve the problem.The sales of a mature product (one which has passed its peak) are given by the function 
where t is time in years. Find the sales after 15 years if 
and 
A. 1882 B. 30,948 C. 1541 D. 941
Mathematics
Provide an appropriate response.Subtract: 39 m - 82 cm
A. 308 cm B. 38.18 cm C. 3,818 cm D. 43 cm
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Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.The number of video stores in a region recently decreased from 141 to 92. Find the percent of decrease.
A. 65.2% B. 187.8% C. 34.8% D. 53.3%
Mathematics
Solve the problem.Round 165 to the nearest ten.
A. 180 B. 160 C. 270 D. 170
Mathematics