• Brainly User
Man takes (13/15)*60=52 minutes to cover distance of 13 km. Then in the remaining 48 minutes he has to cover 8 km i.e. (8/48)=1/6 km/min i.e 10 km/hr.
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but here we didn't mention the time i.e 1 hour 40 cover 21 km 1 hour 40 minutes is given?
can u pls explain it once again?
On level road it takes 52 minutes, you got this, right?
i said thanks actually i'm a non maths student that's y it is little bit confusing now i understood 13/15 means distance/speed right?thank you so much
Happy to help