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Walking at 7/9 of his usual speed, a per...

Walking at 7/9 of his usual speed, a person reaches his office 10 minutes later than the usual time. His usual time in minutes is:
अपनी सामान्य चाल की तुलना में 7/9 चाल से चलते हुए एक व्यक्ति कार्यालय सामान्य समय से 10 मिनट की देरी से पहँचता है | उसका सामान्य समय ( मिनट में ) है -

A

a) 35

B

b) 27

C

c) 42

D

d) 30

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PINNACLE-SPEED AND DISTANCE-EXERCISE
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  3. Walking at 7/9 of his usual speed, a person reaches his office 10 minu...

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  9. The ratio between the speeds of two trains is 2 : 5. If the first trai...

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  10. The ratio between the speeds of two trains is 2 : 5. If the first trai...

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  11. The ratio between the speeds of two trains is 2 : 5. If the first trai...

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  12. The ratio between the speeds of two trains is 2 : 5. If the first trai...

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  14. A boy standing by the side of a railway track that an Up train crosses...

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  15. Given that the lengths of the paths of a ball thrown with different sp...

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  16. A train travels at a speed of 76 km/hr. If it crosses a pole in 36 sec...

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  17. If an airplane covers a distance of 980 km in 35 minutes, then what ti...

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  18. If a train runs with the speed of 48 km/hr, it reaches its destination...

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  19. If a train runs with the speed of 52km/h, it reaches its destination l...

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  20. If a train runs at 60 Km/h, it reaches its destination 15 late. But, i...

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