Which is the rope you never skip with?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

There was a strange boy who was born before his father. How can this be possible?

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

Complete the following series. It.s very logical:

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

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

A police officer was passing by when he saw a guy hiding. He walked up to him and genially asked, "What is your name?"

"Shut up!" the boy responded.

"Where are your manners?" asked the outraged police officer.

"Up that tree," said the boy discourteously, directing to a neighbouring tree.

You're looking for trouble, aren't you?" said the police officer.

"No, trouble is looking for me!" the boy answered solemnly.

Why is the boy behaving like this?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

Can it be possible to build a house that has all its four walls facing towards the South?

In a box, there is a jumble of 7 red balls, 6 blue balls, 5 green balls, and 4 yellow balls. What is the minimum number of balls, will you have to pick up so that you have at least 4 balls of the same colour?