PLEASE HELP. i’ll give brainliest if you want!

This question awards 100 ! i really don’t want to fail i will also mark you !

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b