Acertain bag of potting soil is 1/4 pray moss and the rest is dirt. what part is dirt?

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10