Question 873579
Towns A and B are 300km apart. A man travels from A to B at a speed of 120km/h and a women travels from B to A at a speed of 80km/h. The women begins her journey 15 minutes after the man does. How far away from B will they meet?
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let x=travel time of woman
x+.25=travel time of man
15 min=.25 hr
distance=speed*travel time
..
80x+120(x-.25)=300
80x+120x-30=300
200x=330
x=1.65 hrs
1.65*80=132 km
How far away from B will they meet? 132 km