On January 1, 2019, Al's Sporting Goods purchased store fixtures at a cost of $180,000. The anticipated service life was 10 years with no residual value. Al's has been using the double-declining-balance method, but in 2021 adopted the straight-line method because the company believes it provides a better measure of income. Al's has a December 31 year-end. The journal entry to record depreciation for 2021 is:

Assume the government imposes a $2.25 tax on suppliers, which results in a shift of the supply curve from s1 to s2. the price the seller receives for the product after paying the tax is

Areal estate agent is considering changing her cell phone plan. there are three plans to choose from, all of which involve a monthly service charge of $20. plan a has a cost of $.42 a minute for daytime calls and $.17 a minute for evening calls. plan b has a charge of $.52 a minute for daytime calls and $.15 a minute for evening calls. plan c has a flat rate of $80 with 275 minutes of calls allowed per month and a charge of $.38 per minute beyond that, day or evening.a. determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (do not round intermediate calculations. round your answer to 2 decimal places. omit the "$" sign in your response.)c. if the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal? (round each answer to the nearest whole number.include the indifference point itself in each answer.)d. suppose that the agent expects both daytime and evening calls. at what point (i.e., percentage of total call minutes used for daytime calls) would she be indifferent between plans a and b?

Which represents a surplus in the market? a market price equals equilibrium price. b quantity supplied is greater than quantity demanded. c market price is less than equilibrium price. d quantity supplied equals quantity demanded.