2.2. After the death of their father, Mpho and her bother Thabo, each received R250 000 from their late father's estate. They both decided to invest the money over a 3 years period according to the following options Mpho: 8.5% p.a. simple interest Thabo: 8% p.a. compound half-yearly interest Mpho claims that she will receive more money than Thabo at the end of the investment period (3 years) Use calculations to verify whether Mpho's claim is valid.