Question

Nancy wants to put a bird seed mix in her birdfeeder the mixes 20% wild bird seed and 80% sunflower seed your birdfeeder can hold 8 cups of bird seed how much wild bird seed does she need to fill the birdfeeder

Answer 1

20 ÷ 2 = 10 ℅
8 ÷ 2 = 4 = 10 ℅
4 • 8 = 80 ℅ = 32 cups of wild bird seed