What does this Rebus Picture mean?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

Count the number of balls in picture below:

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What is the largest number you can write with just 3 digits?

Can anyone tell me a word in the English dictionary which has a silent 'z'?