A grandfather, two fathers and two sons went to the movie theater together and everyone bought one movie ticket each. How many tickets did they buy in total?

There are two ducks in front of two other ducks. There are two ducks behind two other ducks. There are two ducks beside two other ducks. How many ducks are there?

What 3 positive numbers give the same result when multiplied together as when added together?

The ages of a father and son add up to 66. The father's age is the son's age reversed. How old could they be (there are 3 possible solutions)?

I am an odd number. Take away a letter and I become even. What number am I?

I am a three digit number. My tens digit is five more than my ones digit. My hundreds digit is eight less than my tens digit. What number am I?

If you buy a rooster for the purpose of laying eggs and you expect to get three eggs each day for breakfast, how many eggs will you have after three weeks?

I asked a girl how old she was. She said, "In 2 years I will be twice as old as I was 5 years ago." How old is she?

A man dies of old age on his 25th birthday. How is this possible?

If you multiply this number by any other number, the answer will always be the same. What number is this?

Arrange four nines to make it equal to 100.

How can you add eight 8's to get the number 1,000? (only use addition)

What do you get when you divide 30 by 1/2 and add 10?