If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What does the rebus below mean?

TEN BADTION

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

What four weights can be used to balance from 1 to 30 pounds?

Solve the riddle below:

If a Chicken says, 'All chickens are liars" is the chicken telling the truth?