What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Do you know who was buried in John's tomb?

You can see it everyday, But cannot touch it at will. What is it?

What is the coolest letter in the alphabet?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

I know a nine-letter word having only one vowel.
Do you ?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?