Problem Solving Assessment (PSA) For Class XI is a well-planned resource for students and is prepared strictly according to the latest guidelines given by the CBSE (Central Board of Secondary Education). The book comprises five major parts: Qualitative Analysis, Quantitative Analysis, English Comprehensions, Data Interpretation and Passages, and Assessment Zone. It contains examples and exercises, with answers and explanations, based on the examination pattern. The text also includes sections on ‘Let’s Try’ in each chapter to help students develop creative thinking and is a must buy resource for students appearing for the PSA examination.