Find the hidden tiger in the given optical illusion ?

Move four matchsticks to the below square to form three squares?

You have a thousand Re. 1 coins with you. You have ten bags with you and you can put any number of coins in each of the bags. The condition is that if someone asks you for any amount between 1 and 1000, you must be able to give that amount by just giving the bag (you are not allowed to open the bag and give coins).

How will you do it?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Rearrange the letters in "new door" to make one word.

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

What's the best place to go shopping in the ocean?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?