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Places A and B are 100 km apart on a highway. One car starts from A and another from B at the same time

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asked Jan 30, 2018 in Mathematics by sforrest072 (157,439 points) ● 61 ● 410 ● 947
edited Mar 5, 2018 by faiz

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 cars travel in the sane direction at different speeds, they meet in 5 hours. If they travel towards each other, they meet in 1 hour. What are the speeds of the two cars?

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answered Jan 30, 2018 by mdsamim (213,225 points) ● 5 ● 10 ● 15
selected Jan 30, 2018 by sforrest072
 
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Let the speed of two cars be x km/h and 1 km/h respectively.

case I: when two cars move in the same direction, they will meet each other at p after 5 hours.

 

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