Solve the problem.An airplane is sighted at the same time by two ground observers who are 5 miles apart and both directly west of the airplane. They report the angles of elevation as 15° and 
How high is the airplane?
A. 3.98 mi
B. 5.76 mi
C. 1.87 mi
D. 1.29 mi
Answer: A
Mathematics
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Solve. If necessary, round percents to the nearest tenth and all other answers to the nearest whole.One day 72 programmers were sick with the flu. If this were 48% of the total number of programmers, how many programmers were there altogether?
A. 3456 programmers B. 34,560 programmers C. 150 programmers D. 1500 programmers
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Write as a percent. Round the percent to the nearest tenth if necessary.
A. 800% B. 8% C. 0.8% D. 80%
Mathematics
Find all ? values in [0, 2?] that satisfy the equation. sec ? = 
A. 
, 
B. 
, 
C. 
, 
Mathematics
Solve.The ratio of the height to the width of a packaging label is 5 to 19. If the height of the label is 3 in., what is its width?
A. 0.8 in. B. 11.4 in. C. 8 in. D. 22 in.
Mathematics