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Nader drove from Mymensingh to Dhaka at 60 miles/hour. Returning over the same route , there was a lot of traffic , and he was only able to drive at 40 miles/hour . If the return trip took 1 hour longer, what is the distance between Dhaka and Mymensingh ?

Nader drove from Mymensingh to Dhaka at 60 miles/hour. Returning over the same route , there was a lot of traffic , and he was only able to drive at 40 miles/hour . If the return trip took 1 hour longer, what is the distance between Dhaka and Mymensingh ? Correct Answer 120 miles

Let, s = distance between Dhaka to Mymensingh. t = time taken to travel from Mymensingh to Dhaka V = velocity We have s = vt Hare s(distance) is constant ATQ v×t = v1×t1 60t = 40(t + 1) t = 20 So s = 60×20 = 120 mile Ans. 120 mile

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