The ratio is 54:11 Divide 810 by 54 to see what you need to multoply by. Doing this gives you15 Now multiply 11 by 15 and you get 165. So 165 people out of 810 people are attending camp. Hope this helps
First we find the average out of the total. 11÷54=0.20 this is the percentage wanting to attend. now we times this number by the total number of football players. 810 X 0.20 equals 165. your answer is C.