You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

Find the next number in the sequence

5 12 24 36 ?

The centre of the third figure is empty. What digit should fit inside?

Find the smallest sentence with all the English alphabet.

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

Can you name four days which start with the letter 'T'?

What is the centre of gravity?