The ratio of speeds of a car, a train and a bus is 5:9:4. The average – McqOptions

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1.	The ratio of 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 km/hr together. What is the average speed of the car and the train together ?
A.	84 km/hr
B.	96 km/hr
C.	72 km/hr
D.	60 km/hr
Answer» B. 96 km/hr

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