Google Classroom
GeoGebraGeoGebra Classroom

Example 4

Luke recently purchased a coffee roaster to sell his own coffee. The fixed cost of the coffee roaster is $3000. The variable cost to roast a bag of coffee is $5.00. How many bags of coffee will Luke need to sell to make $1000 profit?
This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit for more information.