"A thief, pursued by a policeman, was 100 m at the start. If the ratio of the speed of the
Channel: Doubtnut
Date: 05/04/2020

"A
 thief, pursued by a policeman, was 100 m at the start. If the ratio of the
 speed of the n to that of the thief was 5 : 4, then how far could the-thief
 go before he was caught by the policeman? 
`800\ m`
b. `200\ m`
c. `400\ m`
d. `600\ m`"