railway RPF SI Mock Test Series 2024 Quantitative Aptitude Speed Time and Distance Average Speed

The speeds of a car, train and bus are in the ratio 6 ∶ 9 ∶ 6. The average speed of the car, bus and train is 77 km/hr. Find the average speed of the car and the train.

1
79.2 km/hr
2
80.5 km/hr
3
85 km/hr
4
82.5 km/hr
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