Question

At a conference for 500 people, 30% of the participants are French, 15% are Americans, 5% are Germans, and are of other nationalities. How many French participants are at the conference?

Answers are 30, 150, 160, 250

Answer 1

There are 500 people and 30% are French
30%=0.30
30% of 500 is (0.30)(500)

Answer 2

so ist 30

Answer 3

where did you get 30 from?
I wrote down the multiplication for you to solve already.