Question
In: Advanced Math
1. A company produces three combinations of mixed vegetables that sell in 1-kg packages. Italian style...
1. A company produces three combinations of mixed vegetables that sell in 1-kg packages. Italian style combines 0.4 kg of zucchini, 0.4 kg of broccoli, and 0.2 kg of carrots. French style combines 0.5 kg of broccoli and 0.5 kg of carrots. Oriental style combines 0.2 kg of zucchini, 0.3 kg of broccoli, and 0.5 kg of carrots. The company has a stock of 18,000 kg of zucchini, 30,200 kg of broccoli, and 36,800 kg of carrots. How many packages of each style should it prepare to use up existing supplies?
2. A knitting shop orders yarn from three suppliers in Toronto, Montreal, and Ottawa. One month the shop ordered a total of 108 units of yarn from these suppliers. The delivery costs were $82, $45, and $67 per unit for the orders from Toronto, Montreal, and Ottawa, respectively, with total delivery costs of $6453. The shop ordered the same amount from Toronto and Ottawa. How many units were ordered from each supplier?
3. Use the Gauss-Jordan method to solve the following system of equations.
|
3x |
+ |
8y |
− |
z |
= |
0 |
|
7x |
− |
y |
+ |
4z |
= |
1 |
|
10x |
+ |
7y |
+ |
3z |
= |
1 |
Solutions
Colby Messinger answered 6 months agoRelated Solutions
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