1Can you solve this and guess the right number
Here are three pentagon symbols, figures; a, b and c. Can you solve this and guess the right number? Figures a and c have five numbers, one in each corner. Figure b has four numbers and missing number with question marks over it. Can you solve this and guess what is that number?
If you can’t find it or just need a helping hand, there is method how to solve it on the next page. Right answer is also at the bottom of the next page.