Q. What will be Raj’s speed in still water as well as speed of the river, if he can go downstream at 18 km/hr and upstream at 10 km/hr?- Published on 15 Mar 17a. Raj = 10 km/hr ; River = 5 km/hr
b. Raj = 14 km/hr ; River = 4 km/hr
c. Raj = 28 km/hr ; River = 8 km/hr
d. Raj = 8 km/hr ; River = 28 km/hr
ANSWER: Raj = 14 km/hr ; River = 4 km/hr