General Studies I
A person travelled a distance of 50 km in 8 hours. He covered a part of the distance on foot at the rate of 4 km per hour and a part on a bicycle at the rate of 10 km per hour. How much distance did he travel on foot?
4x + 10 (8-x) = 50
80 - 6x = 50 6x = 30 x = 5 hour
Distance = km