Can you count the number of quadrilaterals in the picture below?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

A pet show was happening in my locality. I went down along with my kids. In that show, I noticed that all except two of the entries were cats. All except two were dogs and all except two were Monkeys.

Can you find out how many of each animals were present in that pet show?

I have an eye but still cannot see.

Who am I?

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

What always comes into a house through the keyhole?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

What have one eye but still cannot see?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.