Solve the problem.An airplane is cruising at an altitude of 44,880 ft. What is the plane's altitude in miles?
A. 8.5 mi
B. 7.5 mi
C. 9.5 mi
D. 17 mi
Answer: A
Mathematics
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Solve.On a map, 1 in. represents 120 miles. How much does 
in. represent?
A. 72 mi B. 62 mi C. 200 mi D. 82 mi
Mathematics
Use the formula for the sum of the first n terms of a geometric sequence to evaluate the sum.
A. 425 B. 1705 C. 135 D. 85
Mathematics
Factor.x3 - 343
A. (x + 343)(x2 - 1) B. (x + 7)(x2 - 7x + 49) C. (x - 7)(x2 + 49) D. (x - 7)(x2 + 7x + 49)
Mathematics
Decide whether the limit exists. If it exists, find its value.lim f(x)x?0
A. -1 B. -2 C. 0 D. Does not exist
Mathematics