Data Sufficiency

Data Sufficiency

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Data Sufficiency

Direction: Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and answer the question.

  1. How many students are there between Suresh and Mohan in a row of 50 students?
    I. Suresh is twelfth from the left end and Mohan is seventeen from the right end.
    II. Suresh is six places away from Jayesh, who is twentieth from the left end.










  1. View Hint View Answer Discuss in Forum

    Using Statement I:
    II → Suresh ← 21 → Mohan ← 16
    So, there are 21 students between Suresh and Mohan
    Using Statement II:
    Mohan's name is not even mentioned in the given statement so we cannot find the answer using statement II alone.

    Correct Option: A

    Using Statement I:
    II → Suresh ← 21 → Mohan ← 16
    So, there are 21 students between Suresh and Mohan
    Using Statement II:
    Mohan's name is not even mentioned in the given statement so we cannot find the answer using statement II alone.

  1. How is 'never' written in a code language?
    I. never ever go there' is written as 'na ja ni ho' in that code language.
    II. 'go there and come back' is written as 'ma ho sa ni da' in the code language.










  1. View Hint View Answer Discuss in Forum

    Using either of the statements alone we cannot find the code, and even by using both the statements together we can only find that 'never ever' is coded as 'na ja' the code for 'never' cannot be uniquely determined even by using both the statements together.

    Correct Option: D

    Using either of the statements alone we cannot find the code, and even by using both the statements together we can only find that 'never ever' is coded as 'na ja' the code for 'never' cannot be uniquely determined even by using both the statements together.

Direction: Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and answer the question.

  1. Who amongst L, M, N, O and P is the shortest?
    I. O is shorter than P but taller than N.
    II. M is not as tall as L.










  1. View Hint View Answer Discuss in Forum

    From I: P > O > N
    From II: L > M From I and II, either M or N is the shortest. We can't determine who is shorter between the two of them.

    Correct Option: A

    From I: P > O > N
    From II: L > M From I and II, either M or N is the shortest. We can't determine who is shorter between the two of them.

  1. Who amongst A, B, C, D, and E is the tallest?
    I. A is taller than B but shorted than C, D is not the tallest.
    II. Two people taller than C.










  1. View Hint View Answer Discuss in Forum

    From I: C > A > B and - > D
    From II: -> - > C. Comblining, we get E > D > C > A > B.

    Correct Option: E

    From I: C > A > B and - > D
    From II: -> - > C. Comblining, we get E > D > C > A > B.

  1. Which directions is Ali facing?
    I. If Ken, who is currently facing East turns 90° towards his right he would face a direction exactly opposite to the direction which Ali is facing
    II. If Priya who is currently facing South, turns left, walks 1m and then takes a left turn again, she would face the same direction as Ali.










  1. View Hint View Answer Discuss in Forum

    Using Statement I: If ken turns 90° towards his right he will face South. So, Ali is facing north.
    Using Statement II: In the end Priya faces north. So, Ali also faces north.

    Correct Option: C

    Using Statement I: If ken turns 90° towards his right he will face South. So, Ali is facing north.
    Using Statement II: In the end Priya faces north. So, Ali also faces north.