Hard Logic Sequence Puzzle

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?




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If,

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Then

4 / 5 = ?

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There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

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In a classic wine shop, the list of three most popular wines are:
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John entered the wine shop and he needs to buy
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- Need to buy 100 wine bottles in total.

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I look at you, you look at me I raise my right, you raise your left. What am I?

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Why Aeroplane windows are round?

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A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

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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?

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A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

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