This product provides comprehensive chapter-based questions with complete answers to help students excel in their exams. Each chapter consists of multiple-choice questions which are automatically marked and subjective questions equipped with step-by-step fully worked solutions to guide students in mastering the skills of answering questions. Hints are given for selected questions. Students are encouraged to attempt the questions before looking at the answers and step-by-step solutions. The step-by-step solutions will help students understand and learn how to answer the questions. This product is ideal for students who want to learn and practise at their own pace and monitor their own performance.