Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

what does this picture(rebus) riddle means ?

Spot 5 differences in two Christmas tree below:

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

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

On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

Can you identify the Oscar-winning movie from the rebus below?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?