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Steve Robson

Marine Industry

Learning and Development Consultant

Missing Number

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This has been passed around LinkedIn 1000's of times…so many different answers but there is only one correct one.

Could be used to get the brain working at the start of technical courses?

8 = 56

7 = 42

6 = 30

5 = 20

3 = ?

This has been passed around LinkedIn 1000's of times...so many different answers but there is only one correct one.

Could be used to get the brain working at the start of technical courses?

8 = 56

7 = 42

6 = 30

5 = 20

3 = ?

16 Responses

  1. When I say 3, I meant 6.
    And I studied maths at university. Dear me…

    Let’s put it down to a busy week.

  2. 6 because # * (#-1) = resultant product

    8 * 7 = 56

    7 * 6 = 42

    6 * 5 = 30

    5 * 4 = 20

    3 * 2 = 6

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