Solve the problem.A cruise boat traveled 24 miles downstream, with the current, in 4 hours. The return trip upstream, against the current, covered the same distance but took 12 hours. Find the average velocity of the current.
A. 10 mph
B. 2 mph
C. 6 mph
D. 4 mph
Answer: B
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A basketball is tossed onto the hardwood, where it bounces several times. We measure its location as distance up from the floor. When the ball is moving downward, what can be said about its velocity?
A. Velocity is positive. B. Velocity is negative. C. Velocity is 0. D. None of the above.
Multiply or divide.4.2(-74.1)
A. 78.3 B. -69.9 C. -311.22 D. 78.4
Solve the problem.A person shoots ten consecutive free throws and the total number of successes is observed. How many different outcomes are there in the sample space?
A. 102 B. 11 C. 210 D. 5 E. none of these
Provide an appropriate response.Which list contains both even numbers and odd numbers?
A. 2, 4, 6, 8, 10 B. 6, 30, 40, 50, 60 C. 5, 10, 15, 20, 40 D. 4, 10, 12, 20, 28