You can put this solution on YOUR website!
The formula you want to use is
the 100 never changes and you substitute the values into the spots, for example number 1 is 9.2% of 180 is what number?
9.2 is your %
180 is your of because is has of before it
and you don't know your is, so thats your unknown
Plug it into your forumla
Get out your calulator and cross multiply
Do the same for all the rest.
Your last questions are just solving equations like the ones we did in the example.