what does the below math rebus puzzle mean?

Imagine you are in a room with no windows or doors. How will you get out?

There is a place where if I stand up straight, I will still be considered sideways.

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

Chocolate costs 6 rupees and a Toy costs 5 rupees. If you have 32 rupees in total, how many chocolates and how many Toys can be purchased with that amount?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

I have an eye but still cannot see.

Who am I?

Can you divide the below-given shape into four equal and identical pieces?