Solve the problem.A cruise boat travels 24 miles downstream in 2 hours and returns to its starting point upstream in 6 hours. Find the speed of the stream.
A. 12 mph
B. 8 mph
C. 4 mph
D. 20 mph
Answer: C
Mathematics
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Solve the problem.If $3500 is invested in an account that pays interest compounded continuously, how long will it take to grow to $10,500 at 6%? Round to the nearest tenth.
A. 6.6 years B. 11.0 years C. 18.3 years D. 18.4 years
Mathematics
Determine if the graph represents a function.
A. Yes B. No
Mathematics
Graph the linear inequality in two variables.-3x - 4y ? 12
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Suppose that one box contains n balls, of which 4 are red. A second box contains 
balls, of which n are red. If you select a ball from each box, the probability of drawing a red ball from the first box and a red ball from the second box is 
Simplify this expression and use it to find the probability when 
A. 
B. 
C. 
D. 
Mathematics