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

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

What work can one never finish?

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

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

Aaron, Brad, Christopher, Danny and Elvis decided to play a game of tiddlywinks. In this game they decided that one win will get 1 point for winning, 0 for losing and 1/2 in case of a tie.

They finished the game in alphabetical order and it was found that the scores were different for each person.

Based on the following two statements, can you find out the result of the individual games?
Brad: No one could finish like me, without a loss.
Elvis: No one played worse than me, I finished without a single win.

what does this below rebus represent identXQQQQQME

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?