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DSC1520 ASSESSMENT 3 SEMESTER 1 2024 Quantitative Modelling I - DS1520 £2.24
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DSC1520 ASSESSMENT 3 SEMESTER 1 2024 Quantitative Modelling I - DS1520

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DSC1520 ASSESSMENT 3 SEMESTER 1 2024 Quantitative Modelling I - DS1520

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  • February 27, 2024
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  • 2023/2024
  • Exam (elaborations)
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2/27/24, 8:26 PM Assessment 3




DSC1520-24-S1  Welcome Message  Assessment 3

QUIZ




Question 1

Not yet answered

Marked out of 7.00




Suppose the total cost (in rand) of manufacturing grass brooms is

2
T C = 10u − 4u + 14




where u is the number of grass brooms manufactured. What is the marginal cost if 100 brooms are manufactured?




a. 1 996


b. 5


c. 99 614


d. 996



Clear my choice




Question 2
Not yet answered

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The demand function of a firm is

Q = 150 − 0, 5P ,



where Q and P represent the quantity and price respectively. At what value of P is the marginal revenue equal to zero?




a. 150


b. 75


c. 0


d. 113



Clear my choice




https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=15004080&cmid=842664 1/7

, 2/27/24, 8:26 PM Assessment 3

Question 3

Not yet answered

Marked out of 7.00




What is the marginal cost when Q = 8 if the total cost function is given by

1
3 2
TC = Q − 30Q + 2 800Q + 2 800?
3




a. 2 384


b. 2 444


c. 3 084


d. 21 461



Clear my choice




Question 4

Not yet answered

Marked out of 6.00




What is the value of the maximum revenue if total revenue is given by

1
2
R(x) = − x + 30x + 100
5


where x is the quantity?




a. 1 225


b. 1 125


c. 75


d. 100



Clear my choice




https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=15004080&cmid=842664 2/7

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