# Kilometers 4391

The car moved out of place at a speed of 60 km/h in 1.5 hours. The second car moved at a speed of 80 km/h. How long will it take to catch the first car, and how many kilometers will it drive?

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

**algebra**- equation
- system of equations
- expression of a variable from the formula
**basic functions**- inverse relationship

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