In 1880 five aboriginal trackers wore each promised the equivalent of 100 Australian dollars for helping to capture the notorious outlaw Ned Kelley. In 1998 the granddaughters of two of the trackers claimed that this reward had not been paid. The Victorian prime minister stated that if this was true, the government would be happy to pay $100. However, the granddaughters also claimed that they were entitled to compound interest. a. How much was each granddaughter entitled to if the interest rate was 3%? b. How much was each entitled to if the interest rate was 6%