A question of mathematics

Round 1 – mental arithmetic ) ? + ? = 17 2) ? X ? = 20 3) ? - ? = 3 4) ? ÷  ? = 5 5) ? + ? = 20 6) ? X ? = 100 7) ? - ? = 20 8) ? ÷ ? = 2 9) An even number 10) A square number

Round 2 – anagrams 1) CLEAR GENT 2) LAGER NIT 3) GIVEN TEA 4) NIL BOIL 5) THE HIG 6) AS PARTY HOG There will be one point for each correct mathematical word found using the letters in each of these phrases. You have up to 10 minutes. A bonus point if you get all 6 within the time allowed.

Round 3 – picture board Name these shapes. A bonus point if you can state a property of the shape.

Round 4 – sudoku Each row, column and rectangle contains the digits 1, 2, 3, 4, 5 and 6. Complete the square

Round 5 – history Three of these mathematicians were born in one of the countries shown. Pair them up. Where was the other one born? Gauss Pascal Ramanujan Abel Norway India Germany

Round 6 – sequences Find the missing number and the rule for the sequence. e.g. 0, 3, 8, 15, 24 Answer: 35 – one less than consecutive square numbers 1) 5, 11, 17, 23, 29, … 2) 2, 3, 5, 7, 11, 13, … 3) 1, 8, 27, 64, …

Round 7 – who am I? One clue at a time will appear. Write down what you think is being described, and the clue number when you know what it is. 1. I have one line of symmetry. 2. Two of my angles are always equal. 3. My two diagonals are perpendicular. 4. I have two pairs of equal sides. 5. The equal sides are adjacent. 6. My angles add to 360°.

Round 8 – who’s who? Here are images of 4 mathematicians. Their names are G. H. Hardy, Hypatia, Emmy Noether and Al-Khwarizmi. Who’s who? Bonus point for their nationality.