Question 1 Sarah is looking at her prospects of selling her investment she made 5 years ago, below is the details of her average return for the years Annual Rate of Return 1 BU 2 99 Year 3 70 4 -10% 5 69 a) Calculate the Arithmetic Average. b) Calculate the Geometric Average. For the toolbar, press ALTF10 (PC) or ALETTI (Mac). B I g Paragraph Arial 14px A T