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A train covers a distance of 1200 km. at...

A train covers a distance of 1200 km. at x `km//hr`. Had the speed been (x+10)`km//hr` the time taken to cover same distance would have been reduced by 10 hours. The value of x is :

A

64

B

48

C

40

D

30

Text Solution

Verified by Experts

The correct Answer is:
D
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