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Walking at 60% of his usual speed, a man reaches his destination 1 hour 40 minutes late. His usual time (in hours) to reach the destination is :
अपनी सामान्य चाल की तुलना में 60% चाल से चलते हुए एक व्यक्ति अपने गंतव्य स्थल पर 1 घंटे 40 मिनट की देरी से पहुँचता है | गंतव्य स्थल तक पहुँचने में उसे लगने वाला सामान्य समय ( घंटे में ) है :

A

`2 1/4`

B

`3 1/8`

C

`3 1/4`

D

`2 1/2`

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Walking at 3/4 of his usual speed, a person reaches his office 18 minutes later than the usual time. His usual time in minutes is: अपनी सामान्य चाल की तुलना में 3/4 चाल से चलते हुए एक व्यक्ति सामान्य समय से 18 मिनट देर से कार्यालय पहुँचता है | उसका सामान्य समय (मिनट में ) क्या है ?

Walking at 75% of his usual speed, Raghu is 80 minutes late to his office. What is his usual time in hours to cover the same distance?

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