Duplicate of Brain Teasers

People buy me to eat, buy never eat me. What am I?

Choose the correct sentence " the yolk of the egg is white" or "the yolk of the egg are white".

Some months have 30 days, some have 31 days, how many have 28days?

I can fall off a building and live, but in water I will die. What am I?

A farmer has 17sheep and all but 9 die. How many are left alive?

If there are three cups of sugar and you take one away. How many do you have?

David's father has three sons; Snap, Crackle and ?

What is half of two plus two?

When I was 4 years old, my brother was half my age. Now, I'm 18. How old is my brother?