Answer:
Step-by-step explanation:

What do you want to do with the function, as there is no question included?
Answer: 16 books
Step-by-step explanation: 4 books each day for 4 days 4x4 = 16
Answer:
V=105
Step-by-step explanation:
V= LxWxH/3
V=9x7x5/3
V=105
To find the cost of one stamp, divide the total cost by the total number of stamps bought:
9.20 / 20 = 0.46
Each stamp cost 46 cents.