3) Teresa has a maximum of $7000 to purchase parkas for Walt's Winter Wear. The women'sparkas cost $99 each and the men's parkas cost $103 each. She will buy at least 20 more men'sparkas than women's, and she will buy at least 50 men's parkas. Write the system ofinequalities that describes the number of each type of parka to be purchased. (Let the x refer tothe number of men's parkas and the y refer to the number of women's parkas.)

When there is a greater than or less than sign instead of equality, it is an inequality. When there…

Answered: 3) Teresa has a maximum of $7000 to…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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37) Jennifer and Matt are selling pies for a school fundraiser. Customers can buy apple pies and blackberry pies. Jennifer sold 6 apple pies and 8 blackberry pies for a total of $212. Matt sold 10 apple pies and 4 blackberry pies for a total of $176. What is the cost each of one apple pie and one blackberry pie?
Colton owns a food truck that sells tacos and burritos. He only has enough supplies to make 120 tacos or burritos. He sells each taco for $3.75 and each burrito for $6. Colton must sell at least $540 worth of tacos and burritos each day. If x represents the number of tacos sold and y represents the number of burritos sold, write and solve a system of inequalities graphically and determine one possible solution.
Karl and Leonard want to make soup. In order to get the right balance of ingredients for their tastes they bought 4 pounds of potatoes at $3.25 per pound, 5 pounds of cod for $3.55 per pound, and 4 pounds of fish broth for $2.46 per pound. Determine the cost per pound of the soup.
Evaluate each vertex ordered pair in the profit function. What is the maximum profit?
Graph the system of inequalities below: (2x + 3y ≤ 15 x-y 22. a. b. C. -2 -4-2 -4-2 700 6 4 2 -2 У 78 6. 4 + y 2 -2 78 y a 4 2 -2 2 4 6 4 16 2 4 6 00 X X O
Ruben bought 2 large popcorn buckets and 4 small drinks for $20. Lucia bought 2 large popcorn buckets and 2 small drinks for $14. What was the cost of the large popcorn and the small drink? A. The large popcorn cost $3 and the small drink cost $2. B. The large popcorn cost $2 and the small drink cost $4. C. The large popcorn cost $4 and the small drink cost $3. D. The large popcorn cost $5 and the small drink cost $3.
Jamie has just completed her second semester in college. She earned a C in a hour course, a B in a 5 hour course, B in a 4 hour and a B in a 3 hour course. A equals 4 points, B equals 3 points, C equals 3 points, D equals 1 point. What is her grade point average for the semester?
Ms. Stecher bought a combination of bagels and muffins at her local bakery . Muffins cost $ 2.50 each and bagels cost $ 1.50 each. Ms. Stecher bought a total of 10 items and paid $ 19. The graph shows a system of equations for thai scenario where x is the number of muffins and y is the number of bagels in Ms. Stecher's order . a) Interpret the meaning of the points on the dashed line in the context of this problem . b) Interpret the meaning of the points on the solid line in the context of this problem . c ) Determine the solution of this system and interpret its meaning in the context of this problem .
Skylar is booking a trip and needs to decide if he’d rather stay at a hotel or Airbnb. The Star Hotel charges $185 per night, whereas Airbnb charges $150 per night, plus a $70 cleaning fee. a). Write a system of two equations in two variables that model this problem situation.

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