# Gears

The front gear on the bike has 32 teeth and the rear, on the wheel, has 12 teeth. How many times does the bike's rear-wheel turn if you turn the right pedal 30 times? What distance will you go if the circumference of the bicycle wheel is 250 cm?

### Correct answer:

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#### You need to know the following knowledge to solve this word math problem:

**planimetrics**- circle
- perimeter
**basic functions**- ratio
- inverse relationship
- simple proportion
**numbers**- fractions

#### Units of physical quantities:

#### Themes, topics:

#### Grade of the word problem:

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