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Odd number pair: second = 3n + 3

The same question, asked 2 times: 25 Jul 2023 S2*, 9 Sep 2024 S2. Every wording below, oldest first.

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  1. Question 1

    25 Jul 2023 S2

    10
    The second number in the given number-pairs is obtained by performing certain mathematical operation(s) on the first number. The same operation(s) is/are followed in all the number-pairs except one. Find that odd number-pair.

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  2. Question 2

    9 Sep 2024 S2

    18
    The same operation(s) are followed in all the given number pairs except one. Find that odd number pair. (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 /deleting /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.)bxs

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