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Discussion :: Number,Ranking&Time Sequence Test

  1. If it is possible to make a number which is the square of a two-digit odd number using the second, the fourth and the sixth digits of the number 93217648 and using each only once. Which of the following that two-digit odd number?
    2. A.
    17
    B.
    13
    C.
    15
    D.
    21
    E.
    19

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    Answer : Option E

    Explanation :

    Second fourth and the sixth digits of the number are 3, 1 and 6. Using these digits only once we can make 361, which is a perfect square number. Hence, our answer is √361 = 19

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