# Situation 6405

Three lines depart from the bus station at 6-minute, 8-minute, and 12-minute intervals during the morning rush hour. Once in a while, they come out at the same time. How many times between 5:30 and 8:30 does this situation occur if they first go out together at 5:41?

## Correct answer:

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

**algebra**- prime numbers
- divisibility
- least common multiple (LCM)
**arithmetic**- division
- rounding
**numbers**- integers
- natural numbers

#### Units of physical quantities:

#### Themes, topics:

#### Grade of the word problem:

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