Your Sunday Puzzle TheJournal.ie [Video]

MATHS WEEK MAY coming to an end, but don’t worry, we still have one more set of puzzles for you.

Scare-rithmatic

Hopefully you had fun celebrating Maths Week with the Journal. It is estimated that over a half a million people across the island participated in Maths Week this year, in schools, at partner centres and in large-scale events such as Maths in the City Dublin, Belfast, Cork and Limerick and Celebration of Mind at the Botanic Gardens. Below is a final set of challenges with a Hallowe’en theme to see out the week.

1 Áine, Briain and Ciara come home on Hallowe’en night with a bag of sweets they collected and set about dividing them up. Áine was the eldest and claimed she should have half the sweets. Briain declared that since he was next eldest, he should take half of what’s left. Ciara was upset to see that her …