Category A yields a margin of 5.7 percent, category b yields a margin of 7.2 percent, and category C yields a margin of 8.0 percent. Assume that the categories must be split in a ratio of 30:30:40. What is the maximum margin that you can make when the three categories are combined?

Thank you for taking the time to copy your homework to AMHD.
Please refer to this announcement: Ask Me Help Desk - Announcements in Forum : Homework Help (https://www.askmehelpdesk.com/finance-accounting/announcement-font-color-ff0000-u-b-read-first-expectations-homework-help-board-b-u-font.html)