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Number triad: one number = difference of the other two times a fixed number

This type of question, asked 3 times: 18 Jul 2023 S2, 18 Jul 2023 S3, 23 Sep 2024 S2. All 3 questions below, oldest first.

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  1. Question 1

    18 Jul 2023 S2

    11
    Study the given pattern carefully and select the number that can replace the question mark (?) in it. (7, 5, 10) (2, 1, 5) (16, 6, ?) (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)

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  2. Question 2

    18 Jul 2023 S3

    14
    Select the set in which the numbers are related in the same way as are the numbers of the given set. (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.) (54, 32, 66) (49, 31, 54)

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  3. Question 3

    23 Sep 2024 S2

    21
    Select the set in which the numbers are related in the same way as are the numbers of the following set. (84, 63, 42) (79, 47, 64) (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.)

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