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In covering a distance of 72 km, Amit takes 5 hours more than Vinay. If Amit doubles his speed, then he would take 7 hour less than Vinay. Amit's speed is:

A1 km/h

B3 km/h

C5 km/h

D6 km/h

Answer:

B. 3 km/h

Read Explanation:

3 km/h


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