To travel 600 km, an Express train takes 3 hours more than Duronto. If – McqOptions

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1.	To travel 600 km, an Express train takes 3 hours more than Duronto. If however, the speed of the Express train is doubled, it takes 4.5 hours less than Duronto. What is the speed (in km/hr) of Duronto?
A.	50
B.	40
C.	80
D.	60
Answer» B. 40

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