One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Why do we preferably have round manhole covers and not square ones?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

What time is it when an elephant sits on a fence?

Can you find a five letter word that is left with only two letters if one is removed?

What country can make you shiver?

What is the next number in this matchsticks series riddle?

Which letter of the alphabet has the most water?