I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

In the image below, can you find the value of an angle(y)

Solve the mathematical equation in the picture below.

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

A man died and leaves Rs.10,000 in his will. There are 6 beneficiaries- his 3 sons and their wives. The 3 wives receive Rs.3960 of which Priyanka gets Rs.100 more than Tanu and Neha gets Rs.100 more than Priyanka.
Pramod gets twice as much as his wife, Tushar gets the same as his wife, and Prashant gets 50% more than his wife.

Who is married to whom?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

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?