Jolene paid $10.50 for 3 games of bowling, she also paid $2.50 for shoes. how much did jolene pay per game of bowling.

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.