Solve.A cruise boat travels 36 miles downstream in 4 hours and returns to its starting point upstream in 6 hours. Find the speed of the stream.
A. 16.5 mph
B. 1.5 mph
C. 9 mph
D. 7.5 mph
Answer: B
Mathematics
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Solve.
= 5-x
A. -4
B. 
C. 4
D. 
Mathematics
Expand the expression.log8 xy
A. log4 x + log4 y B. log8 x - log8 y C. log8 x + log8 y D. log4 x - log4 y
Mathematics
Solve the equation by completing the square.16x2 + 24x + 5 = 0
A. 
B. 
C. 
D. 
Mathematics
Replace the ? with the inequality symbol < or >.-77 ? -29
A. -77 > -29 B. -77 < -29
Mathematics