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

O T T F F S S ?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

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

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

What do you call a fish without an eye?

In a box, there is a jumble of 7 red balls, 6 blue balls, 5 green balls, and 4 yellow balls. What is the minimum number of balls, will you have to pick up so that you have at least 4 balls of the same colour?

When it's bad luck to meet a black cat?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?