Mathematics Daily Quiz (Question 3)

A simple mathematics question for today, can you solved it ?

Let' say , If

1 = 8
2 = 16
3 = 24
4 = 32
7 = ?

What is the answer of 7 ? Tell me if you knew the correct answer. Good Luck!

Mathematics Daily Quiz (Question 1)

Fill in the blank with the number begin from 0 - 9 to get the answer as below, each number can only be used once, Can you solved it ? 

Question A - [ ] [ ]  x [ ] [ ] x [ ] = 2040

Question B - [ ] x [ ] x [ ] x [ ] = 3024

***x = times / multiply

A Russian Mathematician - Grigory Perelman Solved 100 years problem.

A Russian Mathematician -Grigory Perelman Solved 100 years problem, and he then turned down the $1 Million Prize. Is he crazy, man ?

The puzzle was more than 100 years old when Perelman solved it – and could help determine the shape of the universe.