Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

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?

what does this picture(rebus) riddle means ?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Can you count the number of triangles inside a triangle?

By using 'because' continuously three times, can you make an English statement ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?