what does this picture(rebus) riddle means ?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

I shave every day, but my beard stays the same. What am I?

Can you replace the question mark with the correct number?

Find the missing number in the image below.