Math Problem Statement

Places A and B are 80 km apart on a highway. A car starts from A and another from B at the same time. If they move towards each other, they meet in 1 hr 20 min. Find the speed of the cars.

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Relative Speed
Time and Distance

Formulas

Distance = Speed × Time
Relative Speed = Speed of Car A + Speed of Car B

Theorems

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Suitable Grade Level

Grades 7-10