You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

John was drowned by he was not wet. How?

What is the next number in this series?

4,12,84,3612....

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know excluding any symbol that contains a number like cube root. You can use any amount of symbols but you have to come up with a valid equation for all of them.

0 0 0 = 6
1 1 1 = 6
2 + 2 + 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

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

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

I don't get anymore wetter, no matter how much rain falls on me.

Can you write down eight eights so that they add up to one thousand?