# A rope

Paul can cut a rope into equal lengths with no rope left over. The lengths can be 15cm, 18cm, or 25cm. What is the shortest possible length of the rope?

### Correct answer:

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Do you want to convert length units?

Do you want to perform natural numbers division - find the quotient and remainder?

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

**geometry**- line segment
**algebra**- prime numbers
- least common multiple (LCM)
**arithmetic**- division
**numbers**- natural numbers

#### Units of physical quantities:

#### Grade of the word problem:

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