the respective ratio between the speeds of a car, a train and a bus is 5 : 9 :

Question

the respective ratio between the speeds of a car, a train and a bus is 5 : 9 : 4. the average speed of the car, the bus and the train is 72 kmph together. what is the average speed of the car and the

Options:

A . 82 kmph

B . 83 kmph

C . 84 kmph

D . 85 kmph

Answer: Option C
Explanation :

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