a) i) Calculate the simple interest earned if a deposit of $ 200,000 is left for 12 years at an interest rate of 1.5%. ii) Calculate the time needed for an investment of $700,000to gained an interest of $84,000 if the interest rate was 1.5% b) Solve 3(x – 2) = 1 + 2(x + 1) same as 3(x – 2)/5 = 1 + 2(x+1)/6 5 6 c) Solve the following pairs of simultaneous equations 3x – y = 5 and 2x + 3y = 7
3) a) i) Calculate the simple interest earned if a deposit of $ 200,000 is
left for 12 years at an interest rate of 1.5%.
ii) Calculate the time needed for an investment of $700,000to gained an interest
of $84,000 if the interest rate was 1.5%
b) Solve
3(x – 2) = 1 + 2(x + 1) same as 3(x – 2)/5 = 1 + 2(x+1)/6
5 6
c) Solve the following pairs of simultaneous equations
3x – y = 5 and 2x + 3y = 7
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