Nancy wants to buy some granola, which she eats for breakfast almost every day. which is likely the most cost-effective option?
a.)buying a single pack
b.)buying a pack of two
c.)buying a pack of five

The answer is A.

Step-by-step explanation:

Because usually for more it will cost a lot more than just buying a single pack 5 times.

C

Step-by-step explanation:

- The costs for buying any consumer product in bulk vs single items usually differs. This is the strategy used by companies to promote their product to increase their sales.

- The "promotion costs" usually applied to a product in bulk will have less cost per item as compared to any single item that is purchased.

- So it is more cost-effective, assuming that the rate of consumption of the product remains same i.e ( she eats for breakfast almost every day ), to purchase an item in bulk.

- So buying a pack of five would most cost effective for Nancy in the long run. i.e ( monthly or annually, etc ).  

the answer

b. they are parallel and will never intersect.

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: