Solve the problem.The speed of a stream is 4 mph. If a boat travels 64 mi downstream in the same time that it takes to travel 32 mi upstream, what is the speed of the boat in still water?
A. 14 mph
B. 8 mph
C. 15 mph
D. 12 mph
Answer: D
Mathematics
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Perform the indicated operation(s). Where possible, reduce the answer to lowest terms.
- 
A. - 
B. 
C. 0
D. 
Mathematics
If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.I, 
A. Negative B. Positive
Mathematics
Solve the problem.The refrigerator thermometer reads 26°F. Would your food be frozen?
A. Yes B. No
Mathematics
Solve.
= x + 3
A. 0
B. 
C. 
D. 
Mathematics