Which is faster, Heat or Cold ? Explain.

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?

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?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

People make me, save me, change me, raise me. What am I?

In the given picture, in how many ways can you read the word "Tiger"?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

How many times in a given day, minutes and hour clock comes in a straight line ?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6