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Anonymous Anonymous
  • 30-03-2015
  • Mathematics
Answered

The tire on Frank's bike moves 75 inches in every rotation. How many rotations will the tire make after Frank rides 50 feet?

Verified Answer :

crisforp
crisforp crisforp
  • 30-03-2015

The foot is subdivided into 12 inches ;
50 × 12 ÷ 75 = 600 ÷ 75 = 8 rotations ;

Answer Link
iGreen
iGreen iGreen
  • 30-03-2015

Set up a proportion:

First convert 75 inches to feet.

75 in = 6.25 ft

1/6.25 = x/50

Multiply 50 to both sides:

50 * 1/6.25 = x

50/6.25 = x

x = 8

So the tire will rotate 8 times after Frank rides 50 feet.

Answer Link

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