Solve the problem.An airplane travels 600 miles against the wind in 
and makes the return trip with the same wind in 
Find the rate of the wind.
A. 75 mph
B. 225 mph
C. 300 mph
D. 150 mph
Answer: A
Mathematics
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Find the period of the function.y = sin 5x
A. 2?
B. 
C. 1
D. 5
Mathematics
The super skyscraper Taipei 101 currently holds the record for tallest building. It’s height is listed as 509 meters (from ground to top of the tower). Convert this to feet.
What will be an ideal response?
Mathematics
Solve the problem.Find the missing length in the following right triangle. If necessary, round to the nearest tenth. 
A. 12 cm B. 14.5 cm C. 72.5 cm D. 145 cm
Mathematics
Express in terms of sums and differences of logarithms.logb
A. 
logbx ? 2 - (logby ? 
logbz)
B. 
logbx + 2 - logby + 
logbz
C. 
logbx + 2 - logby - 
logbz
D. 
logbx + 8 - 4logby - 14logbz
Mathematics