Tumi has set aside R800 per month for the last two years. He then decided to invest this money in a bank in order to put down a deposit to buy a house. Tumi approached a bank that offered him 12,5 % p.a. simple interest for a period of 36 months. 4.1.1 Calculate the amount that Tumi will be able to invest in the bank, if he is going to invest the total amount he has set aside. 4.1.2. Determine the interest he will earn from the bank 4.1.3 What is the total amount that he will receive at the end of the investment periodβ