FINAL EXAMINATION IN BUSINESS MATHEMATICS
Read each problem carefully then solve. Round off to the nearest hundredths. Show your
complete solutions. (5 points)
1. Diane has a loan with an interest rate of 6%. The amount of interest is Php43.75 for a
period of 75 days. How much is her loan using ordinary Interest?
2. Suppose you borrow Php8000 for 18 months at 11% simple interest. Find the simple
interest and maturity value.
3. Consider a loan of Mr. Alvin Lopez. Mr. Alvin borrowed Php150,000 on October 1.
2019, for 4 year at 8% interest.
a. What is the principal amount?
b. What is the term?
What is the amount of interest?
d. What is the maturity value?
. If Mr. Lopez borrowed the money for only 36 months, what is the total amount he will
uwe?
4. Anna borrowed Php50,000 for a year at 16%. How much will she need to pay for the loan
when it matures? How much interest will she have to pay?
5. Mike receives 20% commission on the appliancus he sells. If he sell a TV for Php7,000, a
refrigerator for Php12.000, and a heater for Php1500, how much does Mike make in
commission?
6. Maine makes a base monthly salary of Php9,000 and gets 10% of everything she sells. If
Maine got a total salary of Php12,000 for the month, how much is the worth of items did
she sell?
7. Atty. Macapagal collected Php 12,750 from Ms. Pined. After deducting commission, the
principal totalled Php 9, 845. What was the attorney's rate of commission?
8. Gloria works on a commission basis. She receives 12% on all sales. If her sales for
November totalled Php 12,600, what was her Income for that month?
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