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 ).  

20

step-by-step explanation:

10.416 m/s

step-by-step explantion:

distance=100m

time= 9.6s

average speed=100/9.6

=10.416 m/s