Question

Car a and b are 100 km apart on highway. One car starts from a and other at b in same directuin then i meet in 5hr and if they move towards each other they meet in 1 hr finf the speed of cars

Answer 1

100km ykmph

X kmph

Same direction=

Relative speed is x-y

Distance=100

Time=5hrs

X-y=100/5

X-y=20-----------------(1)

Opposite direction=

Relative speed is x+y

D=100

T=1

X+y=100/1

X+y=100-----------------(2)

(1)+(2)

2x=120

X=60

Y=40