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  • Question
  • What is the smallest number of ducks that could swim in this formation - two ducks in front of a duck, two ducks behind a duck and a duck between two ducks?


  • Options
  • A. 3
  • B. 5
  • C. 7
  • D. 9

  • Correct Answer


  • Explanation
    Clearly, the smallest such number is 3.

    What is the smallest number of ducks that could swim in this formation - two ducks in front of a duc

    Three ducks can be arranged as shown above to satisfy all the three given conditions.


    Arithmetic Reasoning problems


    Search Results


    • 1. When Rahul was born, his father was 32 years older than his brother and his mother was 25 years older than his sister. If Rahul's brother is 6 years older than him and his mother is 3 years younger than his father, how old was Rahul's sister when he was born?

    • Options
    • A. 7 years
    • B. 10 years
    • C. 14 years
    • D. 19 years
    • Discuss
    • 2. A bird shooter was askgd how many birds he had in the bag. He replied that there were all sparrows but six, all pigeons but six, and all ducks but six. How many birds he had in the bag in all?

    • Options
    • A. 9
    • B. 18
    • C. 27
    • D. 36
    • Discuss
    • 3. A girl counted in the following way on the fingers of her left hand : She started by calling the thumb 1, the index finger 2, middle finger 3, ring finger 4, little finger 5 and then reversed direction calling the ring finger 6, middle finger 7 and so on. She counted upto 1994. She ended counting on which finger?

    • Options
    • A. Thumb
    • B. Index finger
    • C. Middle finger
    • D. Ring finger
    • Discuss
    • 4. A certain number of horses and an equal number of men are going somewhere. Half of the owners are on their horses' back while the remaining ones are walking along leading their horses. If the number of legs walking on the ground is 70, how many horses are there?

    • Options
    • A. 10
    • B. 12
    • C. 14
    • D. 16
    • Discuss
    • 5. A, B, C, D and E play a game of cards. A says to B, "If you give me 3 cards, you will have as many as I have at this moment while if D takes 5 cards from you, he will have as many as E has." A and C together have twice as many cards as E has. B and D together also have the same number of cards as A and C taken together. If together they have 150 cards, how many cards has C got?

    • Options
    • A. 28
    • B. 29
    • C. 31
    • D. 35
    • Discuss
    • 6. The 30 members of a club decided to play a badminton singles tournament. Every time a member loses a game he is out of the tournament. There are no ties. What is the minimum number of matches that must be played to determine the winner?

    • Options
    • A. 15
    • B. 29
    • C. 61
    • D. None of these
    • Discuss
    • 7. Pointing towards a man, a woman said, "His mother is the only daughter of my mother." How is the woman related to the man?

    • Options
    • A. Mother
    • B. Grandmother
    • C. Sister
    • D. Daughter
    • Discuss
    • 8. 
      1. B5D means B is the father of D.
      2. B9D means B is the sister of D.
      3. B4D means B is the brother of D.
      4. B3D means B is the wife of D.
      Which of the following means F is the mother of K?

    • Options
    • A. F3M5K
    • B. F5M3K
    • C. F9M4N3K
    • D. F3M5N3K
    • Discuss
    • 9. Pointing to a photograph of a boy Suresh said, "He is the son of the only son of my mother." How is Suresh related to that boy?

    • Options
    • A. Brother
    • B. Uncle
    • C. Cousin
    • D. Father
    • Discuss
    • 10. If A + B means A is the brother of B; A % B means A is the father of B and A x B means A is the sister of B. Which of the following means M is the uncle of P?

    • Options
    • A. M % N x P
    • B. N x P % M
    • C. M + S % R % P
    • D. M + K % T x P
    • Discuss


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