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  • Question
  • What is the speed of the boat in still water?
    I. The boat travels at the speed of 4km/h upstream.
    II. The boat travels at the speed of 6km/h downstream.


  • Options
  • A. If the data given in Statement I alone are sufficient to answer the question whereas the data given in Statement II alone are not sufficient to answer the question
  • B. if the data given in Statement II alone are sufficient to answer the question whereas the data given in Statement I alone are not sufficient to answer the question
  • C. if the data in either Statement I alone or in statement II alone are sufficient to answer the question
  • D. if the data in both the Statement I and II are not sufficient to answer the question

  • Correct Answer
  •  

    Explanation

    We know that,
    Speed of boat in still water
    = (Speed upstream + Speed downstream)/2
    From Statements I and II,
    Speed = (6 + 4)/2 = 10/2 = 5 km/h
    So, answer can be determined from both statements.


  • More questions

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      What is the total number of girls enrolled in Painting from all the Institutes together?

    • Options
    • A. 1100
    • B. 1150
    • C. 1200
    • D. 1275
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    • 2. 
      Annual mean profit of the store (rupees in ten thousand) is approximately:

    • Options
    • A. 8.5
    • B. 8.6
    • C. 8.7
    • D. 9.0
    • Discuss
    • 3. 
      During which of the following successive weeks number of persons killed came down to a minimum level?

    • Options
    • A. 28 July - 4 August
    • B. 7 July - 14 July
    • C. 30 June - 7 July
    • D. 21 July - 28 July
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    • 4. 
      If the income of Company A in 2002 was $ 600 billion, what was its expenditure?

    • Options
    • A. $ 360billion
    • B. $ 480 billion
    • C. $ 375 billion
    • D. Cannot be determined
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    • 5. 
      Graph shows that the maximum amount was spent on:

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    • B. Housing
    • C. Clothing
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    • 6. 
      The production of which type of cars was 25% of the total production of all types of cars during 1993?

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    • 7. 
      What is the percent increase in the number of Executives recruited by organisation R in 2005 from the previous year? (Rounded off to two digits after decimal)

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    • 8. 
      What was the percentage drop in the production of food-grains from 1991 to 1992?

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    • 9. 
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