Sub Stop, selling sandwiches, is located on a busy corner near many other businesses.Rentfor the location is $900 per month, and wages amount to $2500 per month.Variable costsconsist of supplies and sandwich ingredients that cost $2.20 per sub sandwich.The subs areto be sold at a price of $5.69 each.

a) What sales volume (that is, the number of sandwiches), per month, is required to break even?

b)What volume (that is, the number of sandwiches), per month, is required to generate a net income of$230 000?