Why is the Hole below a Lock?

Solve the puzzle by telling what does below picture means.

10+10 and 11+11 can give you the same answer.

Explain how?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

What is wrong in the below Picture?

What can jump higher than a building?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?