The market demand for electricity in a city has the following schedule: Quantity (kwh) Price Average Marginal Revenue Revenue Revenue Total ($/kwh) 14 12.50 1 11 9.50 8. 4 6.50
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- On the following graph, use the green point (triangle symbol) to plot the annual total revenue when the market price is $40, $60, $80, $100, $120, $140, and $160 per bike. 6250 5820 Total Revenue 5390 4960 4530 4100 3670 3240 2810 2380 20 40 60 80 100 120 140 160 180 200 220 240 PRICE (Dollars per bike) According to the midpoint method, the price elasticity of demand between points A and B is approximately Suppose the price of bikes is currently $80 per bike, shown as point A on the initial graph. Because the demand between points A and B is , a $20-per-bike decrease in price will lead to in total revenue per day. In general, in order for a price increase to cause an increase in total revenue, demand must be TOTAL REVENUE (Dollars)When the price of candy bars increased from $0.45 to $0.55, the quantity demanded changed from 21,000 per day to 19,000 per day. In this price range, the price elasticity of demand coefficient (based on the midpoint formula) for candy bars is A) -1. B) -0.18. (C) -2. D -0.5.Given the demand functions, (iii) P = 45 (a) Write down the equations for TR. (b) Calculate the number of units which must be sold to maximize TR. Calculate the maximum TR. (c) State the values of Q at which MR and AR are zero.
- What is the original price of a commodity when price elasticity is 0.71 and demand changes from 20 units to 15 units and the new price is Rs 10? (Point Elasticity) (a) Rs 15.4 (b) Rs.18 (c) Rs.20 (d) Rs.8Given the demand functions, (ii) P = 80 − 2Q, (iii) P = 45 (a) Write down the equations for TR. (b) Calculate the number of units which must be sold to maximize TR. Calculate the maximum TR. (c) State the values of Q at which MR and AR are zero.Ernest's income elasticity of demand for natural gas is 0.4. His price elasticity of demand for natural gas is -0.3, and he spends 10% of his income on natural gas. What is his substitution price elasticity? (a) -0.26 (b) -0.34 (c) 0.20 (d) -0.12 (e) None of the above Correct answer is (a) -0.26; Please explain how to solve.
- PRICE (Dollars per room) 500 450 400 350 300 250 200 150 100 50 0 0 Demand + 50 100 150 200 250 300 350 400 450 500 QUANTITY (Hotel rooms) Graph Input Tool Market for Oceans's Hotel Rooms Price (Dollars per room) Quantity Demanded (Hotel rooms per night) Demand Factors Average Income (Thousands of dollars) Airfare from DSM to ACY (Dollars per roundtrip) Room Rate at Meadows (Dollars per night) 300 200 40 200 rooms per night to ,hotel rooms at the Oceans and hotel rooms at the Meadows are 200 For each of the following scenarios, begin by assuming that all demand factors are set to their original values and Oceans is charging $300 per room per night. If average household income increases by 50%, from $40,000 to $60,000 per year, the quantity of rooms demanded at the Oceans rooms per night to rooms per night. Therefore, the income elasticity of demand is Oceans are ? from meaning that hotel rooms at the If the price of a room at the Meadows were to decrease by 20%, from $200 to $160,…Mead Plumbing currently sells thread seal tape at a price of $42.00 per roll. Their research department has derived the price-demand equation as p = 60 -0.02x where x is the number of tapes that can be sold at $p per roll of tape. (d) If the current price changes by 10%, what will be the approximate percentage change in demand? (e) Find the price at which a percentage change in price produces the same percentage change in demand.Worldwide annual sales of smartphones over two year period were approximately q=-5p+3040 million phones at a selling price of $p per phone. (a) Obtain a formula for the price elasticity of demand E. E=_______ (b) in one of the years the actual selling price was $375 per phone. What was the corresponding price elasticity of demand? E=_______ The demand was going down by about _____% per 1% increase in price at that price level. (c) Use your formula for E to determine the selling price that would’ve resulted in the largest annual revenue. $_______ What would’ve been the resulting annual revenue? (Round your answer to two decimal places) $_____billion
- An oil-producing country estimates that the demand for oil (in millions of barrels per day) is D(p) = 9.5e-0.01p, where p is the price of a barrel of oil. (a) Determine the elasticity of demand function, E(p), for the oil. (b) Complete the table below and then identify the price per barrel, p, that maximizes revenue. Price per barrel, p Elasticity, E(p) 80 90 100 110 120You’ve been given a firm’s production and cost functions:p = 132 −2qMC = 12 + 4q(a) Assume this firm is in a perfectly competitive market. Calculate the equilibrium price andquantity.(b) What is the firm’s profit here?(c) Assume this firm is in a monopoly market. Calculate the equilibrium price and quantity.(d) What is the firm’s profit here?(e) Give an example of a perfectly competitive agricultural market, and give an example of amonopoly agricultural market.A professor in the school of business of economics carried out a research for Toyota Kenya and found the overall demand for its vehicles has an elasticity of demand of 1.3. How would you interpret this co efficient?