When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Who always enjoys poor health?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

Find out the number of circles in the given picture having Illusion

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?