BUM1123: Chapter 5-9

4. A branded scarves boutique uses a 40% markup on cost. Find the cost of piece of scarf that sells for RM63.00
5. Discount that you receive from the seller at the time of buying goods.
9. Interest is calculated 12 times in a year.
12. The markdown percent of a pair socks is 30%. If the new retail is RM560, find the old retail price.
13. The markup percent based on retail price of an item 15%. What is its markup percent based on cost price?
14. The most basic type of interist that gives us a general idea of what a loan will cost or what an investment will give us.
16. How long does it take a sum of money to double itself at a simple interest rate of 7% per annum?
17. Interest is calculated once in a year.
18. Ali bought a computer listed at RM5000. He was given trade discount of 20%, 10% and 5%. Find the net price of the computer.
19. Company Renoma offers a series discount of 20%, 10% and 4% on a type of clothes while Company Playboy offers a single discount of 32% on the same type of clothes. Which company offers a greater discount on its merchandise assuming the list price is the same?

1. Interest is calculated 4 times in a year.
2. What is the e-form continuously compounding?
3. What is formula of trade discount?
6. Find the future value of RM1000 which was invested for 4 years at 4% compounded annually.
7. Interest is calculated 360 times in a year.
8. A sum of RM15000 is lent out at 5% per annum simple interest for 3 years. What will be the amount after 3 years?
10. The original amount of a note or face amount.
11. Interest is calculated 2 times in a year.
15. RM8000 is invested for 5 years and 6 month and earn a simple interest rate of 8% per annum from the bank. Find the simple amount at the end of the investment period.
18. A simple interest of RM3000 is earned by investing a sum of money for 13 years. The interest rate is charged at 4% for the first 3 years, 5% for the next 4 years and 8% beyond 7 years. Find the sum of money invested?