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  • Question

  • Question: How many children does M have?

    Statements:

    1. H is the only daughter of X who is wife of M.
    2. K and J are brothers of M.


  • Options
  • A. I alone is sufficient while II alone is not sufficient
  • B. II alone is sufficient while I alone is not sufficient
  • C. Either I or II is sufficient
  • D. Neither I nor II is sufficient
  • E. Both I and II are sufficient

  • Correct Answer
  • Neither I nor II is sufficient 

    Explanation
    From I, we conclude that H is the only daughter of M. But this does not indicate that M has no son. The information given in II is immaterial.

    Data Sufficiency problems

    Search Results

    • 1. Question: What will be the total weight of 10 poles, each of the same weight?

      Statements:

      1. One-fourth of the weight of each pole is 5 kg.
      2. The total weight of three poles is 20 kilograms more than the total weight of two poles.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss
    • 2. Question: In which year was Rahul born?

      Statements:

      1. Rahul at present is 25 years younger to his mother.
      2. Rahul's brother, who was born in 1964, is 35 years younger to his mother.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss
    • 3. Sachin walks 20 km towards North. He turns left and walks 40 km. He again turns left and walks 20 km. Finally he moves 20 km after turning to the left. How far is he from his starting position?

    • Options
    • A. 20 km.
    • B. 30 km.
    • C. 50 km.
    • D. 60 km.
      • Discuss
    • 4. A child went 90 m in the East to look for his father, then he turned right and went 20 m. After this he turned right and after going 30 m he reached to his uncle's house. His father was not there. From there he went 100 m to his north and met his father. How far did he meet his father from the starting point?

    • Options
    • A. 80 m
    • B. 100 m
    • C. 140 m
    • D. 260 m
      • Discuss
    • 5. The length and breadth of a room are 8 m and 6 m respectively. A cat runs along all the four walls and finally along a diagonal order to catch a rat. How much total distance is covered by the cat?

    • Options
    • A. 10
    • B. 14
    • C. 38
    • D. 48
      • Discuss
    • 6. Question: How much was the total sale of the company?

      Statements:

      1. The company sold 8000 units of product A each costing Rs. 25.
      2. This company has no other product line.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss
    • 7. Question: The last Sunday of March, 2006 fell on which date?

      Statements:

      1. The first Sunday of that month fell on 5th.
      2. The last day of that month was Friday.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss
    • 8. Question: What is the code for 'sky' in the code language?

      Statements:

      1. In the code language, 'sky is clear' is written as 'de ra fa'.
      2. In the same code language, 'make it clear' is written as 'de ga jo'.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss
    • 9. Question: How many children are there between P and Q in a row of children?

      Statements:

      1. P is fifteenth from the left in the row.
      2. Q is exactly in the middle and there are ten children towards his right.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss
    • 10. Question: How is T related to K?

      Statements:

      1. R's sister J has married Ts brother L, who is the only son of his parents.
      2. K is the only daughter of L and J.


    • Options
    • A. I alone is sufficient while II alone is not sufficient
    • B. II alone is sufficient while I alone is not sufficient
    • C. Either I or II is sufficient
    • D. Neither I nor II is sufficient
    • E. Both I and II are sufficient
      • Discuss

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