Solve.The speed of a stream is 4 mph. If a boat travels 
downstream in the same time that it takes to travel 
upstream, what is the speed of the boat in still water?
A. 12 mph
B. 15 mph
C. 14 mph
D. 8 mph
Answer: A
Mathematics
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Which type of number is ?
a. Rational number b. Irrational number c. Natural number d. Whole number
Mathematics
Perform the indicated operation, whenever possible.Let A = 
and B = 
. Find A - B.
A. 
B. 
C. 
D. 
Mathematics
Use the percent proportion to answer the question. Round your answer to the nearest tenth of a percent, if necessary.85.8 inches is what percent of 6 inches?
A. 0.7% B. 14,300.0% C. 7.0% D. 1430.0%
Mathematics