If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him is:
50 km
56 km
70 km
80 km
Explanation:
Let the actual distance travelled be x km.
Then,
$\dfrac{x}{10}=\dfrac{x + 20}{14}$
=>14x = 10x + 200
=>4x = 200
=>x = 50 km.
Let the actual distance travelled be x km.
Then,
$\dfrac{x}{10}=\dfrac{x + 20}{14}$
=>14x = 10x + 200
=>4x = 200
=>x = 50 km.