Exercise :: Boats and Streams  Data Sufficiency 1
 Boats and Streams  Important Formulas
 Boats and Streams  General Questions
 Boats and Streams  Data Sufficiency 1
 Boats and Streams  Data Sufficiency 2
Each of the questions given below consists of a statement and / or a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statement(s) is / are sufficient to answer the given question. Read the both statements and
 Give answer (A) if the data in Statement I alone are sufficient to answer the question, while the data in Statement II alone are not sufficient to answer the question.
 Give answer (B) if the data in Statement II alone are sufficient to answer the question, while the data in Statement I alone are not sufficient to answer the question.
 Give answer (C) if the data either in Statement I or in Statement II alone are sufficient to answer the question.
 Give answer (D) if the data even in both Statements I and II together are not sufficient to answer the question.
 Give answer(E) if the data in both Statements I and II together are necessary to answer the question.
1. 


Answer: Option E Explanation: I. Speed of the current = 1 km/hr. II. PQ = 4 km. Let the speed of the boat in still water be x km/hr. Then,
Correct answer is (E). 
2. 


Answer: Option D Explanation: Let AB = x km.
Thus, I and II both even do not give the answer. Correct answer is (D). 
3. 


Answer: Option E Explanation:
Thus, I and II together give the answer. Correct answer is (E). 