You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

When is the top of a mountain similar to a savings account?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

A lion and its tamer are standing inside a cage that measures 1 unit in radius. Both of them can effortlessly run at the speed of 1 unit maximum.

1) Suppose the lion is hungry, will he be able to eat up the tamer?
2) If yes, how long can the tamer survive?

What is harder to catch the faster you run?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

Which is the smallest number that you can write using all the vowels exactly once?

Can you find the six hidden animals in the picture below?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?