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10 August, 12:51

here are some numbers: 8, 11, 13, 18, 25, 37 8, 13, 18 is an arithmetic progression and the rule is to add 5 use three of the numbers to make a different arithmetic progression Describe the rule

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  1. 10 August, 13:20
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    Progression: 11, 18, 25

    Rule: Add 7

    Step-by-step explanation:

    Given

    List of numbers: 8, 11, 13, 18, 25, 37

    Sample Progression: 8, 13, 18; with common difference of 5

    Required

    Form a different progression using any three listed numbers

    To solve this; we'll make use of trial and error methods;

    NB: I've tried several numbers; So, I'll just stick to the one that works

    To start with;

    Select - >11

    Add 7 to 11: 11 + 7 - > 18

    Add 7 to 18: 18 + 7 - > 25

    With the above illustration, we've successfully used three numbers (11, 18 and 25) to form a new progression and the rule is to add 7
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