A man started on a walk of 12 km after walking half the distance at x km/h he decreased his speed by 1/2 km/h. He completed his walk in 10 minutes later than he would have done if he had not decreased his speed. Find the value of x.
1.5
2.4.5
3.5.5
4.6
Posted Date:-2021-09-25 05:37:56