Section A [52 marks] Answer all questions in this section. (a) A furniture salesman earned $36200 last year.

1. (a)(i)He had to pay 22% of this amount as tax. How much was left after paying tax?[2]
2. (a)(ii)His earnings of $36200 were made up of $25000 basic salary plus 8% of the value of the furniture that he sold. Calculate the value of the furniture that he sold.[3]
3. (a)(iii)He bought a bookcase from the shop where he worked. Its marked price was $1080 but because he worked there, he only paid $756. Calculate the percentage discount on the marked price that he had been given.[2]
4. (b)George opened an account and invested a sum of money at 4.5% simple interest per year for 3 years. At the end of the 3 years he closed the account, withdrawing a total of $681. Calculate the amount that George invested.[3]