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If a student walks with speed 30% more t...

If a student walks with speed 30% more than the usual speed, he reaches 15 min earlier to his destination. How much time (in minutes) does he take to reach his destination normally?
यदि कोई छात्र सामान्य चाल से 30% तेज़ चाल से चलता है, तो वह अपने गंतव्य स्थल पर 15 मिनट पहले पहुँच जाता है | आमतौर पर गंतव्य स्थल तक पहुँचने में उसे कितना समय ( मिनट में ) लगता है ?

A

a) 45

B

b) 65

C

c) 50

D

d) 39

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