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

    Question

    Select the option that is related to fourth number in

    the same way as the first number is related to the second number and the fifth number is related to the sixth number. 16 : 261 :: ? : 846 :: 22 : 489
    A 26 Correct Answer Incorrect Answer
    B 27 Correct Answer Incorrect Answer
    C 28 Correct Answer Incorrect Answer
    D 29 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The logic followed here is as follows: 5 is added to the square of the first number to get the second number. 16² + 5 = 256 + 5 = 261 Similarly, 5 is added to the square of the fifth number to get the sixth number. 22² + 5 = 484 + 5 = 489 So, Third number² + 5 = Fourth number Third number² = 846 – 5  Third number² = 841 Third number= 29

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