Question

18. A man covered a distance of 10 km in 1 hour 15 minutes, partly by walking at the rate of 5 km/hr and partly by running at the rate of 10 km/hr. Find the distance covered by walking. [Ans. 2.5 km) no spam please​

Answer 1

Answer:

9

Step-by-step explanation:

Let the time he walks be x hours

From the given condition

3(x)+9(3−x)=15⟹6x=12⟹x=2

So the time he runs is 3−2=1 hour

Distance covered by running is 1×9=9 kmkmkm

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