The distance between two stations S1 and S2 is 640 km. A train J starts at 5 pm from S1 and moves towards S2 at an average speed of 80 km/h. Another train K starts from S2 at 4 : 20 pm and moves towards S1 at an average speed of 100 km/hr. How far from S1 will the two trains meet?

The distance between two stations S1 and S2 is 640 km. A train J sta

1.	The distance between two stations S₁ and S₂ is 640 km. A train J starts at 5 pm from S₁ and moves towards S₂ at an average speed of 80 km/h. Another train K starts from S₂ at 4 : 20 pm and moves towards S₁ at an average speed of 100 km/hr. How far from S₁ will the two trains meet?
A.	248.18 km
B.	278.48 km
C.	276.38 km
D.	254.81 km
E.	268.18 km
Answer» E. 268.18 km

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The distance between two stations S1 and S2 is 640 km. A train J starts at 5 pm from S1 and moves towards S2 at an average speed of 80 km/h. Another train K starts from S2 at 4 : 20 pm and moves towards S1 at an average speed of 100 km/hr. How far from S1 will the two trains meet?

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The distance between two stations S₁ and S₂ is 640 km. A train J starts at 5 pm from S₁ and moves towards S₂ at an average speed of 80 km/h. Another train K starts from S₂ at 4 : 20 pm and moves towards S₁ at an average speed of 100 km/hr. How far from S₁ will the two trains meet?