Deepak has to cover a distance of 120km in 2 hours.he drives inthe beginning at 50km/hr for60km.at what speed should he drive for the rest of the journey,so that he reaches on time?(chaptername:direct and inverse variation)
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He needs to travel 75 km/hr
rowsan:
I want full step answer
He traveled 60 km with 50km/hr in 1.2 hours. By using the formula velocity = distance / time. So, we've 0.8 hours left. 0.8 multiplied by 60 km (which is the distance left 120-60) we get 75km/hr
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he must drive at 72 km/jh
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