Commercial Arithmetic: Profit and Loss
This lesson covers the concepts of profit and loss in commercial arithmetic. Students will learn to identify cost price and selling price, and how to calculate profit or loss these values. The lesson also includes calculating profit or loss in percentage.
- 12:30 “So, we have a loss was made on the cost price. And what was the loss? So, we are trying to project that the selling price was made in loss. So, the selling price would be at the loss percentage. So, we are having the sel...”
- 08:31 “It's supposed to be a negative, but we know it's a loss. So, we have... Niagara sign of 2,300 is his loss. This made it a loss. So, now, express it in percentage. That's the next step. So, expressing this in percentage s...”
- 03:13 “If the selling price is greater than the cost price, you have profit. But if the cost price is greater than the selling price, you have loss. If the selling price is more than the cost price, it is profit. And if the sel...”
Revenue Types
This lesson defines revenue and explains its three main types: total revenue, average revenue, and marginal revenue. It covers how to calculate each type and their relationships to production and sales.
- 19:02 “Total revenue is what? 30. Minus total cost is what? 25. Can you see? 25. So the difference between this and this is what? Five. So ladies and gentlemen, this is our profit. Can you see? Very easy. See R minus CC. That i...”
- 17:11 “So if you look at this table now, what output is the profit maximized? So as what output is profit maximized, profit is maximized as what? This output is from here. Here, the difference between this and this is what is t...”
- 14:29 “that is, profit is total revenue minus worth, total cost, I will together, total revenue minus total cost, all, you see, profit is, when, c, R, is greater than, c, c, okay, now look at the table, look at the table, we ar...”