Here's some brainteasers. I’ll give you all a few days to hand in your answers. Have fun

Some months have 30 days, and some have 31. How many months have 28?

A man gave one son 10 cents and another son was given 15 cents. What time is it?

Is half of two plus two equal to 2 or 3?

Do they have a 4th of July in England?

How many animals of each species did Moses take on the Ark with him?

How far can a dog run into the woods?

Is it legal in Oregon to marry your widow's sister?

If a farmer has 5 haystacks in one field and 4 in another field, how many stacks would he have if he combined them in the center field?

What is it that goes up and down, but does not move?

I have in my hand only 2 U.S. coins which total 55 cents in value. One is not a nickel. What are the coins?

A farmer has 17 sheep. All but 9 died. How many did he have left?

What is 30 divided by 1/2 plus 10?

You are a bus driver. The driver starts his route and picks up 20 people at the first stop. At the next stop, he picks up 12 more, and drops off 8. He then goes to the next stop, picks up 4, drops off 7. At the next stop, he picks up 15 and drops off 18. Now, here comes the tricky part. What color is the driver's eyes?

You have a face alarm clock. You set it for 9 in the morning, and you go to bed at 8 at night. Supposing you fall asleep right when you go to bed, how many hours of sleep will you get?