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unkown

· started a discussion

· 1 Months ago

thankyou tr team.

Question:

To travel 612 km, an express train takes 9 hours more than Rajdhani. If the speed of the express train is doubled, it takes 3 hours less than Rajdhani. The speed (in km/hr.) of Rajdhani is –

Options:
A)

40.8

B)

51

C)

30.6

D)

61.2

Solution:

Ans: (a)


Knowledge Expert

· commented

· 1 Months ago

Glad you understood clearly
regards
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