Rectify the following equality 101 - 102 = 1 by moving just one digit.

Remove two matchsticks to make the below equation correct.

Can you count the number of quadrilaterals in the picture below?

There is a place where if I stand up straight, I will still be considered sideways.

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

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?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

2, 3, 5, 9, 17, _ What is the next number in the sequence?

It has five wheels, though often think four, You cannot use it without that one more, You can put things in it, you can strap things on top, You can't find it in the market, but you can still go shop. What is it?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?