When can we add 2 to 11 and get 1 as the correct answer?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

I always drive my customer away.

Who am I?

It was a dark stormy night and a couple were in a car driving madly to a city. The car broke down and the husband had to go get help from someone who spoke his language. He was afraid to leave his wife alone in the car so he locked the car before leaving. When he came back, the car was in the same state as he had left it but his wife was dead, there was blood on the floor and there was a stranger in the car. What happened?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

How can a man go eight days without sleep?

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.