A man travelled from the village to the post-office at the rate of 25 kmph and walked back at the rate…
The correct choice is: 20 km 5 h 48 min \(=5.8\) h. \(\frac d{25}+\frac d4=5.8\Rightarrow\frac{29d}{100}=5.8\Rightarrow d=20\). Hence the answer is 20 km.
Choose your answer
A man travelled from the village to the post-office at the rate of 25 kmph and walked back at the rate of 4 kmph. If the whole journey took 5 hours 48 minutes, find the distance of the post-office from the village.
Answer and explanation
Correct answer A
The correct choice is: 20 km
5 h 48 min h.
.
Hence the answer is 20 km.
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NCHM Joint Entrance Examination (NCHM JEE)