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A train takes 2 1/2 hours less for a jou...

A train takes `2 1/2` hours less for a journey of 300 km, if its speed is increased by 20km/h from its usual speed . How much time will it take to cover a distance of 192 km at its usual speed? /
यदि एक ट्रेन की चाल उसकी सामान्य चाल से 20 किमी/घंटा बढ़ा दी जाए, तो इसे 300 किमी की यात्रा में `2 1/2` घंटे कम लगते हैं | अपनी सामान्य चाल से इसे 192 किमी की दूरी तय करने में कितना समय लगेगा ?

A

2.4 hours

B

4.8 hours

C

3 hours

D

6 hours

Text Solution

Verified by Experts

The correct Answer is:
B
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