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?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Which is faster, Heat or Cold ? Explain.

What does below pictogram mean?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

500 women soldiers are arranged in an array of ten rows and fifty columns in accordance with their respective heights. Now, the tallest woman from each row is asked to move out in the front. From them, the shortest one is labelled as Alpha. They are then asked to resume their original position.

Now, the shortest woman in each column is asked to come out in front. The tallest among them is labelled as Beta.

Can you find out if Alpha will be taller or Beta?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?