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If a train runs with the speed of 36 km/...

If a train runs with the speed of 36 km/h, it reaches its destination 15 minutes late. However, if its speed is 45 km/h, it is late by only 4 minutes. The correct time to cover its journey in minutes is :
यदि एक ट्रेन 36 किमी/घंटा की चाल से चलती है तो यह अपने गंतव्य स्थल पर 15 मिनट देर से पहुँचती है | लेकिन, यदि यह 45 किमी/घंटा की चाल से चलती है, तो इसे केवल 4 मिनट की देरी होती है | इस यात्रा को पूर्ण करने में ट्रेन को लगने वाला सही समय ज्ञात करें |

A

a) 22

B

b) 27

C

c) 25

D

d) 40

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  15. A train of length 230m has to cross a platform of length 750m. If trai...

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  16. A travels 15 km with a speed of 30 km/h. He travels another 25 km with...

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  18. A train crosses a 600 metres long platform in 50 seconds. It crosses a...

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  19. A train leaves P at 9 am with speed of 30 km/h. Another train leaves Q...

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