# Simultaneously 6997

Two boys train to run on a 400 m closed track. They both run simultaneously from the same starting track in the same direction. Boy A runs at a constant speed of 5 m/s, and Boy B runs at a constant speed of 3 m/s. At what time does Boy A overtake Boy B for the first time? How far will the boys run in this time?

## Correct answer:

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

**algebra**- equation
- expression of a variable from the formula
**planimetrics**- circle
- perimeter
**basic functions**- reason

### Units of physical quantities:

#### Themes, topics:

### Grade of the word problem:

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