A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

What has one letter and starts with an E?

What have one eye but still cannot see?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

How can you take 2 from 5 and leave 4?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

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

Which point will the car reach to go out?