The path from P to Q is 3 km uphill, then 8 km on level ground and t – InterviewSolution

1.	The path from P to Q is 3 km uphill, then 8 km on level ground and then 6 km downhill. A man canwalk 1 km/hour uphill, 4 km/hour on level pathand 6 km/hour downhill. How long will he take togo from P to Q and back?
Answer» 12hrsStep-by-step EXPLANATION:TIME to COVER uphill=3hrs level.=2 downhill=1total to GO and comeback=2(3+2+1)=12HRS

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