Can you calculate the probability of getting a sum of six when a dice is thrown twice?

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?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

What's the only room from which no one can enter or leave

Count the number of lines in the image below ?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

How many times do a clock's hands overlap in a day ?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?