Places A and B are 100 km apart on a highway

Places A and B are 100 km apart on a highway. one car starts from A and another from B at the same time. If the car travels in the same direction at different speeds, they meet in 5 hrs. If they travel towards each other they meet in one hr. What is the difference of speeds in Km/hr of the two cars?

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Question

Explanation:

Let, the speed of Car A and B be x km/hr, y km/hr respectively.

Case 1;

x km/hr, y km/hr

Final Answer:

Hence, the difference of speeds of the two cars is 20 km/hr.

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