Do you know your Prime numbers, Square numbers, etc? If so, have a go. If not, ‘Google’ them and then have a go!

Add together the 7th Prime number, the 7th Square number, the 7th 2-digit number and the 7th whole number that contains a ’7′. What is your answer?


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4 Responses to #12

  1. awizzbang says:

    Answer is 139 (17+49+16+67)

  2. Catherine Townsend says:

    Surely that’s 149?

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