I look at you, you look at me, I raise my right, you raise your left. What am I?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

A high school has a strange principal. On the first day, he has his students perform an odd opening day ceremony:

There are one thousand lockers and one thousand students in the school. The principal asks the first student to go to every locker and open it. Then he has the second student go to every second locker and close it. The third goes to every third locker and, if it is closed, he opens it, and if it is open, he closes it. The fourth student does this to every fourth locker, and so on. After the process is completed with the thousandth student, how many lockers are open?

How is a fly different from a mosquito?

How can you take 2 from 5 and leave 4?

What does does this rebus picture means ?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

What 5-letter word typed in all capital letters can be read the same upside down?

There is a bag which have 21 blue balls and 23 red balls. You also have 22 red balls outside the bag. Randomly remove two balls from the bag. * If they are of different colors, put the blue one back in the bag. * If they are the same colour, take them out and put a red ball back in the bag. Repeat this until only one ball remains in the bag. What is the color of the sole ball left in the bag ?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?