A and B start from point P and Q towards each other simultaneously. After meeting on the way they take 4 and 9 hrs respectively to reach their destination. If the speed of A is 9 km/hr then find the speed of B.
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Let the speed of A is x km/hr and speed of B is y km/hr
Let them meet after t hours Then xT+yT= Total distance
After the meeting distance left for A=yT and the distance left for B=xT Now yT=4x and xT=9y
Let the speed of A is x km/hr and speed of B is y km/hr Let them meet after t hours Then Total distance After the meeting distance left for and the distance left for Now and
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