A. Directions. Balve each problem. 1. Bong a teacher is also a sales agent of his friend who owns an appliance store. He selis appliances with 5% commission, how much is his commission? 2. A lady bag worth Php1 500.00 is given a sales tax of 6% How much will a buyer pay for the bag? 3. Nena borrowed Php75 000.00 from a credit union. At the end of 2 years he has to pay back at 8% interest. How much is the interest? 4. The marked price of an electric iron is Php650.00. How much is the selling price if a 15% discount is offered? 5. Mrs. Mongcal bought a plant at Php570.00 with a sales tax of 10% Included. What is the selling price?

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.

(20 points) a bank has been receiving complaints from real estate agents that their customers have been waiting too long for mortgage confirmations. the bank prides itself on its mortgage application process and decides to investigate the claims. the bank manager takes a random sample of 20 customers whose mortgage applications have been processed in the last 6 months and finds the following wait times (in days): 5, 7, 22, 4, 12, 9, 9, 14, 3, 6, 5, 15, 10, 17, 12, 10, 9, 4, 10, 13 assume that the random variable x measures the number of days a customer waits for mortgage processing at this bank, and assume that x is normally distributed. 2a. find the sample mean of this data (x ě…). 2b. find the sample variance of x. find the variance of x ě…. for (c), (d), and (e), use the appropriate t-distribution 2c. find the 90% confidence interval for the population mean (îľ). 2d. test the hypothesis that îľ is equal to 7 at the 95% confidence level. (should you do a one-tailed or two-tailed test here? ) 2e. what is the approximate p-value of this hypothesis?

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6