Al is a medical doctor who conducts his practice as a sole proprietor. during 2017, he received cash of $280,000 for medical services. of the amount collected, $40,000 was for services provided in 2016. at the end of 2017, al had accounts receivable of $60,000, all for services rendered in 2017. in addition, at the end of the year, al received $12,000 as an advance payment from a health maintenance organization (hmo) for services to be rendered in 2018.compute al's gross income for 2017:

Martha is the head of the accounts department in a small manufacturing company. the company follows the accrual-basis method of accounting. it recently purchased raw materials worth $5,000 from its vendors. however, the company paid only $3,000 to its vendors. it plans to pay the remaining amount after three months. considering this information, which entry should martha record in the company’s accounts? a. $5,000 as accounts receivable b. $3,000 as accounts payable c. $2,000 as accounts payable d. $2,000 as accounts receivable

You plan to invest some money in a bank account. which of the following banks provides you with the highest effective rate of interest? hint: perhaps this problem requires some calculations. bank 1; 6.1% with annual compounding. bank 2; 6.0% with monthly compounding. bank 3; 6.0% with annual compounding. bank 4; 6.0% with quarterly compounding. bank 5; 6.0% with daily (365-day) compounding.

Find the zeros of the polynomial 5 x square + 12 x + 7 by factorization method and verify the relation between zeros and coefficient of the polynomials