Guys, the problem is pretty simple. However, help me please to solve it through the relative movement approach which is faster than traditional way. Thanks.
A boy walking along a road at 3mph is overtaken by a truck traveling at 40mph. If the truck breaks down 1 km beyond where it passed the boy, how many minutes after the breaks down does the boy reach the truck?
A)21,5 B) 20 C) 18(34/37) D) 18(26/43) E) 18,5
A boy walking along a road at 3mph is overtaken by a truck traveling at 40mph. If the truck breaks down 1 km beyond where it passed the boy, how many minutes after the breaks down does the boy reach the truck?
A)21,5 B) 20 C) 18(34/37) D) 18(26/43) E) 18,5












