Problem 7-10 Tuition costs at various colleges vary from $15,000 to $30,000 annually. These tuitions are expected to increase over time. If the annual rate of increase is 2 percent, what will be the new range in tuition costs in eleven years? Use Appendix A to answer the questions. Round your answers to the nearest dollar The range at 2 percent is $ S If the rate doubles from 2 to 4 percent, what will be the range in tuition costs after eleven years? Use Appendix A to answer the questions, Round your answers to the nearest dollar The range at 4 percent is $