Solve.A cruise boat travels 24 miles downstream in 3 hours and returns to its starting point upstream in 12 hours. Find the speed of the stream.
A. 3 mph
B. 5 mph
C. 13 mph
D. 8 mph
Answer: A
Mathematics
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For connection to the system and water usage w, in hundreds of gallons, a water company charges
dollars.
?
Solve this equation for w to express water consumption as a function of the charges.
?
A. There is no solution.
B. 
C. 
D. 
Mathematics
Decide whether or not the points are the vertices of a right triangle.(-9, -7), (-5, -7), (-5, -2)
A. Yes B. No
Mathematics
Multiply mentally.(t + 10)(t2 - 10t + 100)
A. t3 + 100t2 + 1000 B. t3 - 1000 C. t3 - 100t2 - 1000 D. t3 + 1000
Mathematics
Solve using the quadratic formula.4x2 - 2x = 0
A. - 
, 0
B. 
, - 
C. 
, 0
D. 0
Mathematics