![Two men P and Q start from a place walking at 5 km and 6.5 km per hour respectively. What is the time they will take to be 92 km apart if Two men P and Q start from a place walking at 5 km and 6.5 km per hour respectively. What is the time they will take to be 92 km apart if](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/646931107_web.png)
Two men P and Q start from a place walking at 5 km and 6.5 km per hour respectively. What is the time they will take to be 92 km apart if
![newtonian mechanics - Which requires more energy: walking 1 km or cycling 1 km at the same speed? - Physics Stack Exchange newtonian mechanics - Which requires more energy: walking 1 km or cycling 1 km at the same speed? - Physics Stack Exchange](https://i.stack.imgur.com/nKtLW.jpg)
newtonian mechanics - Which requires more energy: walking 1 km or cycling 1 km at the same speed? - Physics Stack Exchange
![A, B, C walk 1 km in 5 minute 8 minutes and 10 minute respectively, C starts walking from a point. - YouTube A, B, C walk 1 km in 5 minute 8 minutes and 10 minute respectively, C starts walking from a point. - YouTube](https://i.ytimg.com/vi/cjGSsAr5eDI/maxresdefault.jpg)