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Complete the missing letters of the given word.

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Which of the below owl is odd one out?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

A bomb exploded in a room full of married couples and no one died. How?

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

John was piloting a plane behind a car but was never able to overtake it. Why?

Which is Odd One Out and why?

4377

3954

9862

8454

9831