I have two sisters. Each of my sisters has the exact same two brothers. How many children are in total in this family?
Four
Since all siblings share the same brothers and sisters, there are 2 girls (the sisters) and 2 boys (the brothers, one of whom is 'I'). 2 + 2 = 4 children.
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Easy. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
More math riddles
I am a geometric shape with three sides, yet no two of my angles are ever equal. What am I?
Noah puts 3 pumpkins in each of 7 boxes. How many pumpkins is that altogether?
I am a prime number between 20 and 40. Subtract 1 from me, and the result is divisible by 6. Add 1 to me, and the result is a multiple of 8. What number am I?
Lily makes 2 rows of 4 erasers and adds 4 more at the end. How many erasers are there in all?
Find a three-digit number where the first digit equals the sum of the second and third digits, and the second digit is twice the third digit. The third digit is 2.
Half of the 28 autumn leaves on the table are taken away. How many autumn leaves are left on the table?

