I’m tall when I’m young, and I’m short when I’m old. What am I?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

Can you divide the below-given shape into four equal and identical pieces?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

Can you find out the total number of triangles in the given figure?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A bomb exploded in a room full of married couples and no one died. How?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.