Mathematics, 18.12.2019 18:31, Mikey5818
We consider buying three kinds of food. food i has 1 unit of vitamin a, 3 units of vitamin b, and 4 units of vitamin c. food ii has 2, 3, and 5 units, respectively and food iii has 3, 0 and 3 units, respectively. we need to have 11 units of vitamins a, 9 of vitamin b, and 20 of vitamin c.
(a) find all possible amounts of three foods that will provide precisely these amounts of vitamins.
(b) if food i costs 60 cents and the others cost 10 cents each per unit, is there a solution costing exactly 100 cents.
Answers: 3
Mathematics, 22.06.2019 01:50, Aidanme25
If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after 2 hours of driving after her coffee break, her distance from her house was 210 miles. her average speed during the whole trip was 60 miles per hour. valerie created the equation yβ210=60(xβ2) to represent this situation, where xx represents the time in hours from her coffee break and yy represents the distance in miles from her house. which graph correctly represents valerie's distance from her house after her coffee break?
Answers: 1
We consider buying three kinds of food. food i has 1 unit of vitamin a, 3 units of vitamin b, and 4...
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