Answer:R2160
Step-by-step explanation:To calculate the interest earned on the R9000 invested at 8%p.a simple interest for 3 years, you'll need to use the formula I = P MUELTIPLY R MULTIPLY TIME
. Plugging in the values, we get: I = 9000 x 0.08 x 3 = R2160. Therefore, the interest earned on the R9000 invested at 8%p.a simple interest for 3 years is R2160.