Answer:
288 pi
Step-by-step explanation:
Answer: $8,925
Step-by-step explanation:
Convert 15% to decimals. You can do this by dividing by 100.

Now, take the total amount of the sales and multiply it by this decimal.

Answer:
16
Step-by-step explanation:
If you have any questions about the way I solved it, don't hesitate to ask
Answer:
5 pack notebook
Step-by-step explanation:
5 pack notebook costs more because the 4 pack notebook costs 4 dollars w/ 2 cents off, and 5 pack notebook costs 5 dollars and with 1 cent of, so if ir increase by 1 dollar, than probably the 5 pack costs more. It is not about how many, but how much dollars are for per/ notebook.
<u>Part</u><u> </u><u>1</u> 6(1.20)+4(1.05)=$11.40
<u>Part</u><u> </u><u>2</u> 1.20x+1.05y