New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Three of the following four options are alike in a

    certain way and thus form a group. Which is the one that does NOT belong to that group? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
    A 540 – 188 – 128 Correct Answer Incorrect Answer
    B 72 – 284 – 266 Correct Answer Incorrect Answer
    C 81– 101– 92 Correct Answer Incorrect Answer
    D 90 – 22– 12 Correct Answer Incorrect Answer

    Solution

    The logic is followed here- 188 – 128 = 60 x 9 = 540 101 – 92 = 9 x 9 = 81 22 – 12   = 10 x 9 = 90 284 – 266 = 18 x 9 = 108 (Odd one out)

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