The following data are the monthly advocado sales for Rhiney Groceries. Use this information to forecast sales for the next 12 months using both the additive and multiplicative approaches. (10 points)

Month Advocado Sales 7/1/2016 177.77 8/1/2016 160.66 9/1/2016 193.75 10/1/2016 195.16 11/1/2016 217.94 12/1/2016 223.04 1/1/2017 263.87 2/1/2017 275.10 3/1/2017 238.13 4/1/2017 216.27 5/1/2017 259.93 6/1/2017 275.50 7/1/2017 226.48 8/1/2017 209.37 9/1/2017 242.46 10/1/2017 243.87 11/1/2017 266.65 12/1/2017 271.75 1/1/2018 312.58 2/1/2018 323.81 3/1/2018 286.84 4/1/2018 264.98 5/1/2018 308.64 6/1/2018 324.21 7/1/2018 275.18 8/1/2018 258.08 9/1/2018 291.17 10/1/2018 292.58 11/1/2018 315.36 12/1/2018 320.46 1/1/2019 361.29 2/1/2019 372.52 3/1/2019 335.55 4/1/2019 313.69