matthew123 0 Posted August 14, 2018 Report Share Posted August 14, 2018 Preferably how to work it out and not just answers Quote Link to post Share on other sites
1 EventHorizon 13 Posted August 20, 2018 Report Share Posted August 20, 2018 Spoiler Add the odd digits... so the solutions are all '7.' 1 Quote Link to post Share on other sites
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matthew123 0
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