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  • Question
  • In a family, each daughter has the same number of brothers as she has sisters and each son has twice as many sisters as he has brothers. How many sons are there in the family ?


  • Options
  • A. 1
  • B. 2
  • C. 3
  • D. 4

  • Correct Answer


  • Explanation

    Assume the family has X girls and Y boys, according to the question,
    we can have 2 equations:
    X-1=Y, 2(Y-2)=X.
    Solve the equations, we get X=4, Y=3.

  • Tags: Bank Exams, CAT, GATE, GRE, Bank Clerk, Bank PO

    More questions

    • 1. 
      Who sits second to the left of V?

    • Options
    • A. R
    • B. P
    • C. U
    • D. T
    • Discuss
    • 2. 
      NA

    • Options
    • A. 63
    • B. 126
    • C. 215
    • D. 342
    • Discuss
    • 3. Find the odd one out:

    • Options
    • A. Violet
    • B. Blue
    • C. Green
    • D. Yellow
    • Discuss
    • 4. 
      NA

    • Options
    • A. Ink
    • B. Paper
    • C. Office
    • D. Pen
    • Discuss
    • 5. 
      Picture : see : : Book :?

    • Options
    • A. Buy
    • B. Read
    • C. Listen
    • D. Library
    • Discuss
    • 6. 
      Statement
      The dolphin populations in India has been decreasing sharply over the past few years.
      Courses of Actions
      I. Dolphins should be declared an endangered species ans bred in aquariums or protected areas.
      II. Locals should be enlisted to protect dolphins.

    • Options
    • A. if only I follows
    • B. if only II follows
    • C. if either I or II follows
    • D. if both I and II follows
    • Discuss
    • 7. 
      NA

    • Options
    • A. Bake
    • B. Fry
    • C. Roast
    • D. Peel
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    • 8. 
      If 'GLOSSORY' is coded as 97533562 and GEOGRAPHY' = 915968402, then 'GEOLOGY' can be coded as

    • Options
    • A. 915692
    • B. 9157592
    • C. 9057592
    • D. 9157591
    • Discuss
    • 9. 
      NA

    • Options
    • A. Parrot
    • B. Bat
    • C. Crow
    • D. Sparrow
    • Discuss
    • 10. 10, 26, 74, 218, 654, 1946, 5834

    • Options
    • A. 26
    • B. 74
    • C. 218
    • D. 654
    • Discuss


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