13- At a break-even point of 400 visit, variable expenses were $4,000 and fixed expenses were $2,000. What will the 401st visit contribute to profit?

13- At a break-even point of 400 visit, variable expenses were $4,000 and fixed expenses were $2,000. What will the 401 st visit contribute to profit? Variable cost rate = 4000/400=10 variable cost rate =4000/400=10