Solve the problem.A twin-engined aircraft can fly 1330 miles from city A to city B in 5 hours with the wind and make the return trip in 7 hours against the wind. What is the speed of the wind?
A. 76 mph
B. 38 mph
C. 19 mph
D. 57 mph
Answer: B
Mathematics
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State which type of average, the mean, median, or mode, would be most appropriate in the situation described. Explain your thinking.Before a mayoral election, a pollster tries to predict which candidate will win the most votes. Which average does the pollster need to know?
What will be an ideal response?
Mathematics
Solve by extracting square roots.(x + 6)2 = 5
A. {6 ± i}
B. {-6 ± }
C. {6 ± }
D. {-6 ± i}
Mathematics
Verify the identity. -
= - cos ? cot ?
What will be an ideal response?
Mathematics
Use a calculator to find the function value to four decimal places.tan 22.11°
A. 0.1386 B. 1.2850 C. 0.9265 D. 0.4063
Mathematics