How do you go from 98 to 720 using just one letter?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Can you replace the question mark with the correct number?

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?

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see