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Thank you to those of you who sent in solutions - sorry that we can't mention everyone. Cong from St Peters RC School in Aberdeen shaded the hexagon grid which helped him to answer the question:
Cong says:The multiples of $2$ are highlighted by blue. The multiples of $5$ are highlighted by yellow.
Well done also to Liam and Daniel from Troon County Primary School, and Erika from the Chinese International School (to name just a few).