SOLUTION: A private airplane leaves Midway Airport and flies due east at a speed of 180 km/hr. two hours later, a jet leaves Midway and flies due east at a speed of 900 km/hr. how far from t

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Question 326760: A private airplane leaves Midway Airport and flies due east at a speed of 180 km/hr. two hours later, a jet leaves Midway and flies due east at a speed of 900 km/hr. how far from the airport will the jet overtake the private plane?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Rate*Time=Distance
.
.
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In that two hours, the first jet moved 360 km.
Find the distance for each plane when they meet D1=D2=D.
1.D=D1=180%2At%2B360
2.D=D2=900%2At
From eq. 2,
t=D%2F900
Substitute into eq. 1,
D=180%28D%2F900%29%2B360
D=0.2D%2B360
0.8D=360
D=360%2F0.8
highlight%28D=450%29km