Solve.A boat moves at a rate of 120 mph in still water. It travels 210 miles upstream in the same time that it takes to travel 240 miles downstream. What is the speed of the current?
A. 8 mph
B. 1 mph
C. 7 mph
D. 3 mph
Answer: A
Mathematics
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= 
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Provide an appropriate response.The profit function for a product is given by P(x) = 12x + x2 - 4320. Determine for what values of x the profit is positive.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the distance d(P1, P2) between the points P1and P2.P1 = (0, 0); P2 = (-9, 5)
A. 106
B. 
C. -4
D. 
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Perform the indicated operation.1.49 kg - 154 g (in kg)
A. -5 g B. 1.336 g C. 1.336 kg D. 1336 kg
Mathematics