Sunnybrook Farms is a local grocery store that is currently open only Monday through Saturday. Sunnybrook is considering opening on Sundays.
The annual incremental costs of Sunday openings are estimated at $24,960. Sunnybrook Farms' gross margin on sales is 20%.
Sunnybrook estimates that 60% of its potential Sunday sales to customers are now made on other days.
What 1-day volume of Sunday sales would be necessary for Sunnybrook Farms to attain the same weekly operating income as in the current 6-day week?