The ratio of North American butterflies to South American butterflies at a butterfly park is 5:4 of the ratio of South American butterflies to European butterflies is 4:3 there are 60 North American butterflies at the butterfly park.

the first one, all those points on the line just make a strait line.

saving = more money

step-by-step explanation:

if you have 100 bucks, and you want to buy a candy bar, even if you have one at home, if you choose not to buy it, you save.

~courtney