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?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What is black when you buy it, red when you use it, and gray when you throw it away?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

Can you find the thief by just looking at the picture below?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Can you place three balls such that the equation shown in the picture holds true?

Why Aeroplane windows are round?

Find out the missing number in the picture attached: