People put me on the table and cut me but do not eat me. What am I?

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

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

What is the next shape from answers A, B, C, and D figure?

I have no life, but I can die. What am I?

If you had an infinite supply of water and 5-quart and 3-quart pails, how would you measure exactly 4 quarts? What is the least number of steps you need?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?