Discount-Mart issues $10 million in bonds on January 1, 2021. The bonds have a ten-year term and pay interest semiannually on June 30 and December 31 each year. Below is a partial bond amortization schedule for the bonds: DateCash PaidInterest ExpenseIncrease in Carrying ValueCarrying Value 01/01/2021 $8,640,967 06/30/2021$300,000 $345,639 $45,639 8,686,606 12/31/2021 300,000 347,464 47,464 8,734,070 06/30/2022 300,000 349,363 49,363 8,783,433 12/31/2022 300,000 351,337 51,337 8,834,770 What is the interest expense on the bonds in 2021

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?