Solve.A plane flies 460 miles with the wind and 300 miles against the wind in the same length of time. If the speed of the wind is 24 mph, what is the speed of the plane in still air?
A. 119 mph
B. 114 mph
C. 139 mph
D. 104 mph
Answer: B
Mathematics
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Calculate. Round to two decimal places if necessary.
A. -3 B. 3 C. 0.06 D. 0.6
Mathematics
Solve the problem.A ship in the Atlantic Ocean measures its position to be 21°20' north latitude. Another ship is reported to be due north of the first ship at 43°21' north latitude. Approximately how far apart are the two ships? Round to the nearest mile. Assume that the radius of the Earth is 3960 miles.
A. 1522 mi B. 1536 mi C. 87,186 mi D. 87,200 mi
Mathematics
Find the most general antiderivative.
dy
A. 
- 
+ C
B. 2 tan-1 y - ln |y| + C
C. 2 tan-1 y - 3 ln |y| + C
D. 2 tan-1 y + 3 ln |y| + C
Mathematics
If 
find 
a. ?0.065 b. ?0.033 c. 0.015 d. ?0.22 e. 0.044
Mathematics