What has many keys but can’t open a single lock?

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

Find the 8 in the below-given Image.

Ten coins have been arranged as you can see in the given picture. In this arrangement, a triangle is formed pointing upwards. You have to invert the position of the triangle and make it point downwards while changing the position of 3 coins only. Can you do it?

Make a sentence consisting of three words that have the whole alphabet.

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

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