SOLUTION: Two jets are traveling toward each other and are 4000 km apart. The rate of one jet is 100 km/h faster than the rate of the other. If the jets pass each other after 2.5 hours, wh

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Question 390886: Two jets are traveling toward each other and are 4000 km apart. The rate of one jet is 100 km/h faster than the rate of the other. If the jets pass each other after 2.5 hours, what is the rate of the faster jet?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
2.5x + 2.5(x+ 100) = 4000
===> 2.5x + 2.5x +250 = 4000
===> 5x = 3750
===> x = 750 kph, the rate of one jet,
x + 100 = 850 kph, the rate of the faster jet.