For the next three questions (28-30), ASSUME that the one-year HPRs for RIM are: (20%, -40%, 130%, -25%, -55%). These are close to but not exactly equal to RIM's actual annual HPRs. The geometric mean of the annual one year HPRs for RIM is: (Note: For this question, you must use an algebraic solution, because the HPRs provided above are approximations, not the exact values. If you use your function keys and the prices shown above, you will obtain a close but an incorrect answer.) Multiple Choice O -10.98% - 3.66% O O 5.57%