A 4-cup container of food is 2/3 groups of what size?

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

How do you write y-10=2 (x-8) in standard form