[size=150]This applet is suitable for self review.[br]As you click for each question, a new question will appear. [br]The Show answer button will appear after some time together with the Next Question button.[br][b]You may answer the question in the input box any time.[/b][br]Score of 1 mark will be awarded to you if correct and you can move on to the next question[br]Click on the Show answer button to display the solution steps if you need.[br]You can try again as many times as you like until you get a particular question correct.[br][br][/size][size=150]A total of 15 questions will be presented and after that it will continue with another 15.[br][/size][size=150]Your attempts are recorded.[/size]