10. Bicycle speedometers are programmed based on the number of revolutions the wheel turns per second. A bike wheel spins 480 times in 1 minute. What is the rate per second?
a. 1 revolution per second
b. 8 revolutions per second
c. 60 revolutions per second
d. 480 revolutions per second
ans. b (480 turns/60sec = 8 turns/sec)
1 answer
correct