Solve the problem.A bicycle wheel rotates 300 times in a minute as long as the rider is pedalling. If the rider stops pedalling, the wheel starts to slow down. Each minute it will rotate only 4/5 as many times as in the preceding minute. How many times will the wheel rotate in the 4th minute after the rider's feet leave the pedals? Round your answer to the nearest unit.
A. 2 times
B. 123 times
C. 154 times
D. 0 times
Answer: B
Mathematics
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A. 
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C. -729
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