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Soybean meal is 18% protein; cornmeal is 9% protein. How many pounds of eac
How many pounds of each should be mixed together in order to get 360-lb mixture that is 11% protein? How many ponds of the cornmeal should be in the mixture?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.