Which country gets ill every time?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

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.

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

At a bar, three friends, Mr Green, Mr Red and Mr Blue, were having a drink. One man was wearing a red suit; one a green suit; and the other a blue suit. 'Have you noticed,' said the man in the blue suit, 'that although our suits have colours corresponding to our names, not one of us is wearing a suit that matches our own names?' Mr Red looked at the other two and said, 'You're absolutely correct. What colour suit is each man wearing?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Why is a river so rich ?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

I look at you, you look at me I raise my right, you raise your left. What am I?