Let you be at point A while your friend be at point B, while you are still having lunch, you friend travels= 27/60*75miles/h=33.75miles Remaining Distance= 135miles-33.75miles=101.25miles Take note here is the tricky part, for the remaining distance both you and your friend are driving towards each other, So first, Total speed =Adding both ur friend and ur speed= 60+75=135miles/h Time taken to meet= 101.25miles/135miles/h=0.75h Total hours ur friend drives= 0.75h+27/60h=1.2h total distance ur friend drove= 1.2h * 75miles/h= 90km for the part how far u travelled, simply take 135miles -90miles=45miles
