Jenny pedaled her bike 11 miles in 45 minutes. if she traveled at the same speed, how far would she travel in 2 hours? show work!

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?

Interpret the following expression (5y^2-7)^3/(2y)^2

Mrs. chibas is making chocolate chip cookies for her daughter's class. she bought a tub of chocolate chip cookie dough that contained 57.6 ounces of dough. if each cookie needs 1.2 ounces of dough, how many cookies can she make