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One of the buses completes a journey of 300km in 7.5hours and the other a journey of 450km in 9 hours the ratio of their average speed is with answer?
Wiki User
∙ 14y ago
Speed = Distance / Time
First bus speed = 300 / 7.5 = 40km/h
Second bus speed = 450 / 9 = 50km/h
So now we can put them in to a ratio as 40:50. This can be simplified by dividing both by 10 so you have 4:5
Wiki User
∙ 14y ago
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