Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Find out the number of circles in the given picture having Illusion

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

You need to remove two matchsticks to make the below equation true. Can you do it ?

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

Why is 6 afraid of 7?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

What do you see in the image below