Question

In a museum, the ratio of adults to children is 6 to 7. If there are 104 people in the museum, how many children are there?

Answer 1

x=adults
y=children

`(x)/(y)=(6)/(7)=\ \textgreater \ x=(6y)/(7)\\ x+y=104\\ (6y)/(7)+y=104\\ 6y+7y=728\\ 13y=728=\ \textgreater \ y=56`