Solve. Use the fact that the radius of the Earth is 3960 miles and 1 mile = 5280 feet.A guard tower at a state prison stands 103 feet tall. How far can a guard see from the top of the tower? Round to the nearest tenth of a mile.
A. 17.6 mi
B. 909 mi
C. 12.4 mi
D. 5600.3 mi
Answer: C
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Write the number in ordinary notation.7.8 × 106
A. 78,000,000 B. 7,800,000 C. 780,000 D. 468
The bar graph below represents various colors of cars sold. Use the graph to answer the question(s). 
Estimate how many more white cars were sold than tan cars.
A. 22,000 B. 17,000 C. 7,000 D. 27,000
Solve the problem.The sales of a new product (in items per month) can be approximated by 
, where t represents the number of months after the item first becomes available. Find the number of items sold per month 33 months after the item first becomes available.
A. 6400 items per month B. 120,000 items per month C. 1000 items per month D. 3400 items per month
Specify the domain of the function.f(x) = -2
A. x = -2 B. x ? 0 C. All real numbers D. x ? -2