Do question 4 only !!!!!!!!

3. The sales data in the table below is for Vestas Wind Systems and is in millions of euros. Calculate the simple or arithmetic average growth rate for sales between 2010 and 2021. Year 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 Revenue 15,587 14,819 12,147 10,134 9,953 10,237 8,423 6,910 6,084 7,216 5,836 6,920 a. 20.48% b. 11.53% c. 8.67% d. 3.42% e. 2.52%

4. Calculate the compound or geometric average growth rate for sales for the period from 2010 and 2021. a. 11.53% b. 13.87% c. 9.42% d. 8.67% e. 7.66%