two men simultaneously left two places a and b. one of them left a for b and other b for a . both travelled each with his velocity having arrived at their destination they turned back without stopping and turned back to their starting point .first time they met on theit onward journey 18km from b, second time on their return journey 9km from a . find distance between a and b .

1) 30km
2) 45km
3) 60km
4) cant be determined

• this can not be determined because the speed should have been given and also there is no reference point which is common to both the equations.
• 9 years agoHelpfull: Yes(2) No(0)