Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

What does man love more than life, hate more than death or mortal strife; That which contented men desire; the poor have, the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

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 stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?

Can you Find and name the hidden bird in the picture below ?

When it is alive we sing, when it is dead we clap our hands. What is it?