What does does this rebus picture means ?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

What word is pronounced the same if you take away four of its five letters?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

What is the longest word in the dictionary?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

When can we add 2 to 11 and get 1 as the correct answer?