Banking
Quantitative Aptitude
Sample Paper
Quantitative Aptitude Sample Paper-2
question_answer
A boat while travelling upstream covers a distance of 18 km at the speed of 3 km/h, whereas while travelling downstream it covers the same distance at a speed of 9 km/h. What is the speed of the boat in still water?
A) 3 km/h
B) 5 km/h
C) 7 km/h
D) Cannot be determined
E) None of the above
Correct Answer:
E
Solution :
[e] Boat's speed in still water \[=\frac{1}{2}(9+3)=6km/h\]