Can you find the hidden animal in the picture below?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

81 x 9 = 801. What must you do to make the this equation true?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Count the number of triangles in the picture below:

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

What number divided by 4 is the same as that number minus 4?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.