Mrs Sullivan is helping at the school dance. The ratio of boys to girls at the dance is 4 to 5. If there are 35 girls, how many boys are there?
Mathematics · High School · Wed Jan 13 2021
llm
Answered on
Given that
Boys : Girls = 4:5
Girls are 35
4x+5x = 35
then
5 is 35
so
x = 35/5
x= 7
boys = 4*7 = 28 boys
there are 28 boys