Which country gets ill every time?

A man died, leaving $10,000,000 for his widow, 5 sons and 4 daughters. Each daughter received an equal amount, each son received twice as much as a daughter, and the widow received three times as much as a son.

How much did the widow receive?

What does this rebus puzzle means ?

Why is the Hole below a Lock?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

Find the next number in the sequence

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

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

Count the Triangle in the figure given below:

What occurs twice in a week, once in a year but never in a day?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?