You plan to take out a 30-year fixed rate mortgage for $225.000. let p(r) be your monthly payment if the interest rate is r% per year, compounded monthly. interpret the equations (a) p(4)=1074.18 and (b) p(4)= 129.72.

(a) interpret p(4) 1074.18. select the correct answer below.

a. if the interest rate on the mortgage is 4%, the monthly payment will be $129.72.
b. if the interest rate on the mortgage is 4%, the monthly payment will be $1074.18.
c. if the interest rate on the mortgage is 5%, the monthly payment will be $1074.18.
d. if the interest rate on the mortgage is 5%, the monthly payment will be $129.72.

(b) interpret p(4) 129.72. select the correct answer below.

a. if the interest rate increases from 4% to 5%, the monthly payment will increase by approximately $129.72.
b. if the interest rate decreases from 5% to 4%, the monthly payment will be approximately $1074.18.
c. if the interest rate decreases from 5% to 4%, the monthly payment will increase by approximately $1074.18.
d. if the interest rate increases from 4% to 5%, the monthly payment will decrease by approximately $129.72.

Onsider the following subscription behavior information from genie, a web site that provides tools for constructing a family tree (ancestor search). subscriptions cost $9.99 per month, but you are charged for the entire year at the time of purchase. there is a one-year minimum term when you sign up for the service. once purchased, subscriptions are set to renew automatically unless the subscriber cancels them. when a membership renews, it renews for a one-year term and again you are charged for the entire year. there are no variable costs associated with providing this service to an individual customer, but genie does engage in customer relationship activities that they believe will increase customer retention. these customer relationship activities cost genie about $10 per year per customer. based on a sample of 1000 customers that joined genie five years ago, near the time when the company was founded, they were able to determine how many of those customers remained subscribers in the second year, third year etc. based on this information, genie calculated the average annual retention rate to be 20%. genie uses an annual discount rate of 8%. a. last year, genie spent $10,000 placing advertisements on google. genie management believes that these advertisements were responsible for about 300 new subscribers. would you recommend to genie management that they purchase more google ads? b. suppose a newly-introduced loyalty program increases the number of customers that remained to 30%. does this new data change your answer to 9.a? c. do you have any hesitations or concerns about making recommendations to management based on your above estimate of customer lifetime value?

On january 15, the end of the first biweekly pay period of the year, north company’s payroll register showed that its employees earned $32,000 of sales salaries. withholdings from the employees’ salaries include fica social security taxes at the rate of 6.2%, fica medicare taxes at the rate of 1.45%, $3,000 of federal income taxes, $772 of medical insurance deductions, and $260 of union dues. no employee earned > $7,000 in this first period. prepare the journal entry to record north company’s january 15 (employee) payroll expenses and liabilities.

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.