Business Mathematics 1 (MGTC2208)
Higher Institute of Commerce and Management (HICM)
Semester: Second Semester
Level: 200
Year: 2016
MCS108 MATHEMATICS FOR BUSINESS
Exercise 5.1 A /
1. Find the simple interest on 68,000FCFA in 4 years at 5% per annum
2. Find the simple interest on 12,100 FCFA in 5 years at 3% per annum
3. If the simple interest on 28,000 FCFA in 4 years is 39.20 FCFA, find the rate per annum*
4. If the simple interest on 50,000 FCFA in 3years is 37.50 FCFA, find the rate per cent per annum
5. If the simple interest on 22,000 FCFA at 4% per annum is 44,247F.CFA, find the time.
6. If the simple interest on 72,000.50 FCFA at 4% per annum is 72,005FCFA, find the time
7. If the simple interest on a sum of money invested at 3% per annum for 2 16 years is 12,300
FCFA, find the principal invested.
8. Find the principal which amounts at simple interest to 21,800 FCFA in 3years at 4 16% per annum
9. Find the principal which amounts at simple interest to 53,099 FCFA in 3years at 2% per annum
10. Find the principal which amounts at simple interest to 5,858,042 FCFA in 4years at 4 % per
annum
Exercise 5.1 B
1. Find the simple interest on 50,509FCFA in 4years at 4% per annum
2. Find the simple interest on 20,235 FCFA in 216 years at 4% per annum
3. If the simple interest on 19254FCFA in 2 16 years is 1248FCFA, find the rate per cent per annum
4. If the simple interest on 20576FCFA in 4 years is 28.7000cfa, find the rate per cent per annum
5. If 21,044FCFA amount to 2,352,023FCFA at 3% per annum, find the time
6. If 16,868FCFA amount to 18,923FCFA at 5% per annum, find the time
7. If the simple interest on a sum of money invested at 2 14 % per annum for 6years is 127,200
FCFA, find the sum
8. Find the principal which amounts at simple interest to 84,023FCFA in 3years at 4 % per annum
9. Find the principal which amounts at simple interest to 10,370FCFA in 2 14 years at 2 14 % per
annum
10. Find the principal which amounts at simple interest to 59.750FCFA in 3 14 years at 6
;
% per
annum
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Exercise 5.1 C
r
1. A town borrows 200,000FCFA at 5% per annum and repays 500 000 FCFA at the end of each
year. How much does it still owe after the fourth repayment?
2. The value of a car depreciates by 12% each year. A woman pays 338,000FCFA for her car. What
will be its value after 3years? Give your answer to the nearest FCFA
3. Find to the nearest FCFA the amount of 35,100cfa invested at 4% per annum compound after
20years.
4. A man invests 16,000fcfa at 4% per annum. The interest is invested at the same rate. What is the
value of his holding after 4years?
5. A saving certificate costing 4,150FCFA is worth 20,593FCFA at the end of l0years. To what rate
per cent per annum compound interest is this equivalent?
6. How long will it take a sum of money to double itself at 5% per annum compound interest?
7. A bank lent 27,534cfa to a client at 4% per annum and 22,046FCFA to another client at 5 14 % per
annum. What is the bank’s average percentage return on its capital?
8. A woman borrows 700367FCFA at 4% per annum. She repays 20,023FCFA each year. Find
during which year the debt will be cleared.
9. A father leaves a legacy of 500,000FCFA to his son. After death duties of 10% have been
paid, the money is invested for 4years at 3% compound interest. What is now the value of the son’s
holding to the nearest FCFA?
10. A man borrowed 10,000FCFA at 6 14 % per annum and had to pay 2, 144 FCFA interest given he repaid the loan. For how many days
did he borrow the money
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