Waterproof roofing company has provided the following information:
sales revenue $779,000
variable costs 506,000
fixed costs 216,000

which of the following statements is true, if the sales volume increases by 10%?
(a) contribution margin will increase by $77,900.
(b) fixed expenses will increase by $21,600.
(c) operating income will increase by $50,600.
(d) operating income will increase by $27,300.

$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?

Businesses are required to follow laws and regulations, but they choose to follow ethical standards in a code of ethnics.answer: d) or the fourth option.