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

What occurs twice in a week, once in a year but never in a day?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

What is the word or phrase below?
R | E | A | D

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

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?