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Rate of Change, Marginal Cost & Revenue · Question 27 of 79

Question 27

MediumOriginal question

The revenue from selling xx units is R(x)=60x−2x2R(x) = 60x - 2x^{2} rupees. What is the average revenue per unit?

Options for question 27

Show the answer and explanation
CorrectNot quiteAnswer D

Correct answer: D

Explanation

  1. Average revenue =R(x)x= \frac{R(x)}{x}.

  2. 60x−2x2x=60−2x\frac{60x - 2x^{2}}{x} = 60 - 2x, which is the price of a unit.

Worth noting

60−4x60 - 4x is the marginal revenue, R′(x)R'(x).

Concept
Average revenue
Typical time
90 s
Your time
—
The rule this testsCost, revenue and profit functions
Practise this chapter →

Ten questions from Rate of Change, Marginal Cost & Revenue, at your own pace.

Practise this chapter →

Ten questions from Rate of Change, Marginal Cost & Revenue, at your own pace.