Answer:they need to buy 27 boxes of plates.
Step-by-step explanation:I do not like expaining things.
Answer:
$135
Step-by-step explanation:
Paperback=$4.75
Hardcover=$11.50
Multiply 4.75 and 20=95
Multiply 11.50 and 20=230
Subtract 230 and 95=135
so it would be $135
Answer: rounded: 2400
60 * 40
Actual: 2508
Step-by-step explanation: