If a person walks at 14 kmph instead of 10 kmph, he would have walked 20 km more, The actual distance travelled by him is :

80 km

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70 km

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56 km

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50 km

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Solution

The correct option is D 50 km
Let the actual distance travelled be x m.
Then,
$\frac{x}{10} = \frac{x + 20}{14}$

$14 x = 10 x + 200$
$4 x = 200$
$x = 50$ $k m$

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