Acatering service offers 6 apps, 11 main, and 4 desserts. a person is to select 4 app, 9 main, and 2 desserts. in how many ways can this be done?

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 able to prepare using the sauce?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?