What is the next shape from answers A, B, C, and D figure?

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

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 ?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

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?

How could a baby fall out of a twenty-story building onto the ground and live?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?