Puzzles 10

Questions1. Which month has twenty-nine days in a leap year?

2. In five years’ time, I will be three times as old as I was three years ago. How old am I now?

3. The mother, father, son, daughter, uncle, aunt, brother, sister, cousin, nephew and niece of a family are all present at a family gathering. A photo is taken of them all. What is the least number of people in the photo?

4. A building that was constructed in the year 50BC was destroyed by fire three-quarters of a century later. In which year was it destroyed?

5. If a man’s mother-in-law can marry his son, and a woman’s father can marry her sister-in-law, can a man marry his widow’s sister?


1. Every month.

2. Seven. Hint: Use algebra. Let x = my age now. Then solve the equation x + 5 = 3(x – 3)

3. Four. A brother and sister, the brother’s son and the sister’s daughter.

4. AD26 since the dates go from 1BC to AD1 meaning one of the intervening seventy-five years would have counted as two.

5. No. Because he would have to be dead in order to have a widow.

About Melluvahess

My name is Sean Maguire and I am the founder of Maths Made Elementary. I provide expert one-to-one maths tuition within North London to lower and upper secondary level students studying at Key Stages 3 and 4. For more information about me, and the services I offer, please check out my website www.mathsmadeelementary.co.uk
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