So if boys is 6 and girls is 15 it would be 6/15, but that can be simplified to 2/5.
Is this
-6 ÷ 20 + 150%
or is -6/20 a fraction?
8) there are 3 people and each pays 14.68
3•14.68= $ 44.04 was the entire meal
10) 15 oz that he drank+ 20oz that were left= 35 oz were originaly in the container