Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

It is always ahead of me yet I can never see it. What is it?

Can you find the 09 errors in the picture below?

Can you name some countries which do not have the alphabet 'A' in them?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

What does an Island and the letter T have in common?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

I can be cracked, made, told, and played. What am I?