Find the hidden tiger in the given optical illusion ?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

Which digit occurred maximum times between the number 1 and 1000?

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?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL