What does this rebus puzzle means ?

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.....)

If six children and two dogs were under an umbrella, how come none of them got wet?

A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

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

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Whats the next number in the below number sequence pattern.

What is the word or phrase?

Can you find out what is missing?

1 3 5
2 4 ?

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

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.