I look at you, you look at me, I raise my right, you raise your left. What am I?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

What seven-letter word has hundreds of letters in it?

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?

Who can jump higher than a Mountain?

You can see three almost identical images below. Can you spot the odd one out from them?

Can you tell a 3D object that has just two surfaces?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

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?