Sally is 54 years old and her mother is 80, how many years ago was Sally's mother three times her age?
There are two ducks in front of a duck, two ducks behind a duck and a duck in the middle. How many ducks are there?
Two legs I've got, Which never walk on ground; But when I go or run, One leg turns round
It's always above the negatives Yet it's lower than the first prime no matter how you multiply it's the same every time
I am four times as old as my daughter. In 20 years time I shall be twice as old as her. How old are we now?
I am 40 and my daughter is 10. (will be 60 and daughter 30)
What did one math book say to another?
I have so many problems
One brick is one kilogram and half a brick heavy. What is the weight of one brick?
One brick weighs 2 kilograms.