The ratio of boys to girls in a class is 4:5 what frqction if the class are boys

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school