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Question 2
The marginal revenue (in Rand) of a coffee shop when x units of a product are sold is given by:
60𝑥
𝑅 𝑥
𝑥 1
The total income function, 𝑅 𝑥 is:
Question 3
The marginal cost (in R100) of a product at a coffee shop is:
𝐶 𝑥 0.06𝑥 5
where x is the number of items produced.
The value of c in 𝐶 𝑥 𝐶 𝑥 𝑑𝑥 𝑐, if the cost to produce 10 items is R6500, is:
Question 4
The marginal cost function (in Rand) of the second hand dealer’s car wash section is:
𝐶 𝑥 100𝑥𝑒
If it is known that the overhead costs of the car wash section is R4500, the value of 𝑐 in
𝐶 𝑥 𝐶 𝑥 𝑑𝑥 𝑐 is:
Question 5
𝑥
𝑑𝑥
2𝑥 6
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