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?

Look at the picture and find out which square is not linked with any of the other squares.

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

I have branches, but no fruit, trunk or leaves. What am I?

I have Rs.50 and I spend it in the way as below.

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Can you identify the famous TV character from the rebus below?

How many letters are in the alphabet?

Below, you can see three complete equations and one incomplete. Based on the three complete ones, can you complete the incomplete one?

5 $ 4 $ 3 $ 9 = 4215
6 $ 9 $ 2 $ 6 = 3816
4 $ 7 $ 3 $ 3 = 1122
7 $ 2 $ 7 $ 4 = ____

During which month do people sleep the least?