Hi I need help with questions 1-3 please

1. [l1 Points] DETAILS WANEFMAC7 4.3.002. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER You own a hamburger franchise and are planning to shut down operations for the day, but you are left with 13 buns, l? defrosted beef patties, and 14 opened cheese slices. Rather than throw them out, you decide to use them to make burgers that you will sell at a discount. Plain burgers each require 1 beef patty and 1 bun, double cheeseburgers each require 2 beef patties, 1 bun, and 2 slices of cheese, while regular cheeseburgers each require 1 beef patty, 1 bun, and 1 slice of cheese. How many of each should you make? plain burgers double cheeseburgers regular cheeseburgers :1 [:J :J Need Help? 2. [I1 Points] DETAILS WANEFMAC7 4.3.006. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Suppose in one year, total revenues from digital sales of pop/rock, tropical (5aIsalmerenguefcumbia/bachata), and urban (reggaeton) Latin music in a certain country amounted to $21 million. Pop/rock music brought in twice as much as the other two categories combined and $8 million more than tropical music. How much revenue was earned from digital sales in each of the three categories? pop/rock music $ S million tropical music $ C] million urban Latin music $ [:] million Need Help? 3. [11 Points] DETAILS WANEFMAC7 4.3.007.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In Example 2 we saw that Airbus A330-3005 seat 330 passengers and cost $250 million each, Boeing 767-300ERs seat 270 passengers and cost $200 million each, while Boeing Dreamliner 787-9s seat 240 passengers and cost $250 million each. You are the purchasing manager of an airline company and have a spending goal of $5550 million for the purchase of new aircraft to seat a total of 6?50 passengers. Your company has a policy of supporting U.S. industries, and you have been instructed to buy twice as many Boeings as Airbuses. Given the selection of three aircraft, how many of each should you order? Airbus A330-3003 Boeing 767-3DDERS Boeing Drea m liner 787-95 HUB