3.1. The average price of 330 Coca Cola was R7.75 in 2018. The percentage increase of this can of coke from 2017 to 2018 was 7%. Coca-Cola classic a) Calculate the cost of a tin of the same cool drink in June 2017. b) Calculate the cost of a tin of 330ml of coca cola in June 2018 in Botswana if the exchange rate was 1 Rand = 0,77 Botswana Pula​