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QUESTION 3 (a) (b) (c) (d) [20 MARKS] RM1,000 was invested on 15 March 2012. If the simple interest rate offered was 10 percent per annum, find the interest received on 29 August 2012 using the Banker's rule. (5 Marks) James saves RM12,000 on 20 April 2021 in an account that offers r% simple interest per year. If the exact simple interest earned on 8 July is RM92, (1) Find the exact time of the investment. (ii) Find the value of r using exact time. (3 marks) (4 marks) Ahmad invests RM 9,660 at 6 percent simple interest in a bank. Find the amount in the account after ten (10) months. (5 marks) Alexa just started working and she has to pay RM2,400 Ujrah interest per annum for The National Higher Education Fund Corporation (PTPTN) loan that she took during her study time. If the Ujrah interest rate is 12 percent per annum and the PTPTN scheme has to be repaid within 5 years, how much is the principal of the PTPTN loan? (3 marks)

(a) RM1,000 was invested on 15 March 2012. If the simple interest rate offered was 10 percent per annum, find the interest received on 29 August 2012 using the Banker's rule. (5 Marks) (b) James saves RM12,000 on 20 April 2021 in an account that offers r\% simple interest per year. If the exact simple interest earned on 8 July is RM92, (i) Find the exact time of the investment. (3 marks) (ii) Find the value of r using exact time. (4 marks) (c) Ahmad invests RM 9,660 at 6 percent simple interest in a bank. Find the amount in the account after ten (10) months. (5 marks) (d) Alexa just started working and she has to pay RM2,400 Ujrah interest per annum for The National Higher Education Fund Corporation (PTPTN) loan that she took during her study time. If the Ujrah interest rate is 12 percent per annum and the PTPTN scheme has to be repaid within 5 years, how much is the principal of the PTPTN Ioan

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