What is the word or phrase?

John went to buy some expensive, foreign chocolates. He only had Rs 100 with him. When he reached the shop, he got out and know that on those chocolates, there was a 15% import duty and 5% VAT.

How much worth chocolate should he buy so that he can accommodate it in Rs 100?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

What does Alexander the Great and Winnie the Pooh have in common?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

John was drowned by he was not wet. How?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

Who is that with a neck and no head, two arms and no hands? What is it?

How can you make a TV, a bed, a dog, and a car liquid?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?