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The diameter of a bicycle wheel is 26 inches How many feet will the bicycle travel if the wheels turn 20 times? Explain how you got your answer.

Sagot :

Answer:Need to convert mph to rpm. How to do it? See below please.

Explanation:

assume statute mile of 5,280 ft or 1760 yards

(

35

m

p

h

60

)

= miles per minute = 0.583333 miles per minute

Now how many ft in 0.58333 miles?

1 mile is 5 280 ft thus

0.58333mile * 5 280 ft/mile = 3 080ft

Circumference of wheel is C=

π

d

C = 26*

π

C

81.681 inches /12 = 6.807ft/revolution

Now how many times does the wheel rotate in one minute?

3

080

f

t

minute

/ 6.807 ft/revolution = 452.489 rpm