Answers

2014-04-23T20:15:10+08:00
Walk=2 km/h
jog=4 km/h
let x be the distance he walked
let y be the distance he jogged

y=(x+3)km

so the equation will be 2km/h divided by(x km) + 4km/h divided by(x+3km) = 3h

solve for x then substitute to get y

x= 2/x+4/x+3=3

x=3 km

y=6 km

hahhahaa

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