A recipe serves 8 people and calls for 3 cups of flour. If you want to make the recipe for 14 people, about how many cups of flour should you use?

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?