Quantitative Aptitude

Data Sufficiency 1 - Discussion Forum

Quantitative Aptitude Discussion Forum

Data Sufficiency 1

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Question 181
Question 181 Back to Exercise

A boat takes a total time of three hours to travel downstream from P to Q and upstream back from Q to P. What is the speed of the boat in still water ?

I. The speed of the river current is 1 km per hour.

II. The distance between P and Q is 4 km.

A I alone sufficient while II alone not sufficient to answer
B II alone sufficient while I alone not sufficient to answer
C Either I or II alone sufficient to answer
D Both I and II are not sufficient to answer
E Both I and II are necessary to answer Correct
Correct Answer: Option E

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