Divide each amount of napkins by the cost and that will get you the price for one napkin. You can use this to answer the other questions.
Answer:
Mean: 10.6
Mode: 9
Range: 4-20
Step-by-step explanation:
Hope this helps!
Total $ = 2.50x+6
First multiply x by 2.50
Then add 6 to get the total amount spent.