use the following information to answer questions 5 and 6. You own a business that makes and sells frozen pizza. The expected selling price is $10 per piazza. The projected variable cost is $6 per piazza. Estimated fixed cost per month are $10,000. 5 what is the number of piazza that must be sold to obtain a monthly profit of $20,000? 6 If 6000 pizzas are sold in a given month and monthly fixed costs increase by $5,000 per month, what is the overall profit ( loss) in that month? show working