1.

A boy from Delhi and a girl from Meerut started walking towards each other. They both started withthe speed of 5 km/h. After every 1 hour the boy increased his speed by 1 km/h and the girl decreased her speed by 1 km/h. Distance between Delhi & Meerut is 110 km. Find the time taken by them to meet each other.

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ANSWER :10 HRS.


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