If you say my name, I will no longer exist. What am I?

John went to a parrot shop in Mexico, and the parrot owner told him that his parrot is so unique that he repeats everything he hears. John got excited and immediately bought the parrot. John went home and spoke many words, but the parrot does not repeat anything.
He went again to the parrot shop and complaint to the shopkeeper, but the shopkeeper never lied. Explain?

Which five letter word can be added at the end of below word to form a
valid word?

> Pin
> Check
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The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

Buy me, smell me or deliver me, I do not change.

Who am I?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

Before Mount Everest was discovered, what was the highest mountain in the world?