The number of French participants at the conference can be calculated as 40% of the total number of participants (250) which is 0.4 x 250 = 100 French participants.
So the correct answer is 100.
At a conference for 250 people, 40% of the participants are French, 45% are Americans, 10% are Germans, and the rest are of other nationalities. How many French participants are at the conference? 150
130
120
100
1 answer