Happy New Year! Well done to those who completed the ‘Christmaths’ puzzles last month.
Here is another round of mathematical teasers for you to get your teeth into.
As ever, there will be a highly sought-after Head’s Breakfast for students who email or bring me a correct written solution, complete with explanations to justify their answers.
Good luck!
Puzzle 1 – Full Breakfast!
Out of 100 people surveyed, 86 had an egg for breakfast, 75 had bacon, 62 had toast, and 82 had coffee. How many people, at least, must have had all four items?
Puzzle 2 – Triangular torture!
What number should replace the question mark?
Puzzle 3 – Sequence of doom!
What number should replace the question mark?
Puzzle 4 – Property poser!
Erica’s house is 10th from one end of the street and sixth from the other end. How many houses are there in the street?
Mr McVey, Mathematics Department