Solve Using a System of Three Linear Equations

question 17

Multiple Choice

Solve using a system of three linear equations.
-A deli sells three sizes of roast beef sandwiches: the small roast beef sandwich contains 4 ounces of meat and sells for $3.00; the regular roast beef sandwich contains 7 ounces of meat and sells for $3.50; and the large
Roast beef sandwich contains 9 ounces of meat and sells for $4.00. A customer requests a selection of each size
For a reception. She and the manager agree on a combination of 54 sandwiches made from 20 pounds 2 ounces
Of roast beef for a total cost of $181. How many of each size sandwich will be in this combination? (Note: 1
Pound = 16 ounces)

• A)20 small sandwiches, 18 medium sandwiches, 16 large sandwiches.
• B)22 small sandwiches, 28 medium sandwiches, 4 large sandwiches.
• C)24 small sandwiches, 22 medium sandwiches, 8 large sandwiches.
• D)26 small sandwiches, 16 medium sandwiches, 12 large sandwiches.

Grasp the concept and components of a value chain in service and merchandising entities.

Analyze and calculate chargeout rates and total job costs in service organizations.

Describe differences between service and merchandising entities regarding cost components.

Explain the significance of chargeout rates and realisation rates in service entities.