Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

John needs to purchase 100 chocolates from three different shops and he has exactly 100 rupees to do that which he must spend entirely. He must buy at least 1 Chocolate from each shop.

The first shop is selling each chocolate at 5 paise, the second is selling at 1 rupee and the third is selling at 5 rupees.

How many chocolates should he buy from each shop?

Which flower has two lips?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

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

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Buy me, smell me or deliver me, I do not change.

Who am I?