The Dynamics of Markets: Effects of Cost and Revenue (Grade 11 NSC Matric Economics): Quizzes

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Revenue Calculations
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What does revenue represent for a business?

Money earned from selling products

What is the formula for calculating total revenue?

TR=P×QTR = P \times Q

A bakery sells 100 loaves at R15 each. What is the total revenue?

R1,500

What does marginal revenue measure?

Extra income from selling one more unit

What is the formula for marginal revenue?

MR=Change in TRChange in UnitsMR = \frac{\text{Change in TR}}{\text{Change in Units}}

Selling 10 units gives R1,000; 11 units gives R1,090. What is the marginal revenue?

R90

What are the two primary factors that directly impact a firm's revenue?

Price changes and quantity changes

What is the formula for calculating total profit?

Total Profit=TR−TC\text{Total Profit} = TR - TC

When does a business make a profit?

When TR>TCTR > TC

What is the break-even point?

When total revenue equals total costs

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