How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

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?

In a picnic session, a footballer was practicing. During his play, he busted lips and ears and broke ribs and thighs. However, he was still able to play a professional match on the very next day.



How can this be possible?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

I have teeth but i don't bite. Who Am I ?

how come the second man dies?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?