When are "point-in-time detection technologies" considered useless?

On june 1, 2017, blossom company was started with an initial investment in the company of $22,360 cash. here are the assets, liabilities, and common stock of the company at june 30, 2017, and the revenues and expenses for the month of june, its first month of operations: cash $4,960 notes payable $12,720 accounts receivable 4,340 accounts payable 840 service revenue 7,860 supplies expense 1,100 supplies 2,300 maintenance and repairs expense 700 advertising expense 400 utilities expense 200 equipment 26,360 salaries and wages expense 1,760 common stock 22,360 in june, the company issued no additional stock but paid dividends of $1,660. prepare an income statement for the month of june.

On january 8, the end of the first weekly pay period of the year, regis company's payroll register showed that its employees earned $22,760 of office salaries and $70,840 of sales salaries. withholdings from the employees' salaries include fica social security taxes at the rate of 6.20%, fica medicare taxes at the rate of 1.45%, $13,260 of federal income taxes, $1,450 of medical insurance deductions, and $860 of union dues. no employee earned more than $7,000 in this first pay period. required: 1.1 calculate below the amounts for each of these four taxes of regis company. regis’s merit rating reduces its state unemployment tax rate to 3% of the first $7,000 paid to each employee. the federal unemployment tax rate is 0.60

You are considering the purchase of one of two machines used in your manufacturing plant. machine 1 has a life of two years, costs $20,000 initially, and then $4,000 per year in maintenance costs. machine 2 costs $25,000 initially, has a life of three years, and requires $3,500 in annual maintenance costs. either machine must be replaced at the end of its life with an equivalent machine. using eac which is the better machine for the firm