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Walking at the rate of 3 km/h a man covers a certain distance in 8 hours. If the man runs at a speed of 16 km/h, then how much time will he take to co
Question

Walking at the rate of 3 km/h a man covers a certain distance in 8 hours. If the man runs at a speed of 16 km/h, then how much time will he take to cover the same distance?

A.

2 hours

B.

2.5 hours

C.

1.5 hours

D.

1 hour

Correct option is C

=

Given:

Walking speed of man = 3 km/h
Time taken at walking speed = 8 hours
Running speed of man = 16 km/h

Formula Used:

Distance (D) = Speed × Time

Solution:

Calculate the distance covered when walking:
D = 3×8=24km 3 \times 8 = 24 km​​

Now, use the running speed to find the time required to cover the same distance:
Time} = DistanceSpeed\frac{\text{Distance}}{\text{Speed}}​​

Time = 2416=1.5 hours\frac{24}{16} = 1.5 \text{ hours}​​

The man will take 1.5 hours to cover the same distance at a speed of 16 km/h.

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