Heidi likes to mix her own horse feed. She creates a mix that is 12 ​% ​molasses-covered oats using 20​% ​molasses-covered oats and ​8% ​molasses-covered oats. How many pounds of each does she need to create 21 pounds of the​ mixture?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250