To travel 720 km, a Express train takes 6 hours more than Duronto. If however, the speed of the Express train is doubled, it takes 2 hours less than Duronto. The speed of Duronto (in km/hr) is?
A) 60 B) 72 C) 66 D) 78
Answers
Answered by
1
Answer:
B)72
Step-by-step explanation:
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Answered by
0
Answer:
72 is correct
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