A B C D E F G H What letter is two to the right of the letter, immediately to the left of the letter, three to the right of the letter immediately to the left of the letter C? This type of question will be familiar to devotees of mental agility quizzes and logic puzzles. But as well as the pleasure of unravelling questions that test your brainpower, there are some valuable ways in which IQ tests can be used to measure human intelligence in many areas, for example in recruitment and selection to measure an applicant`s level of intelligence and reasoning abilities. The tests in this book are intended as valuable practice for readers who may have to take an IQ test in the future as part of their career development, or for anyone wishing to improve their mental agility. Compiled by the UK Mensa Puzzle Editors, this collection of never-before-published tests provide valuable practice for all those wishing to keep their brains agile. Designed to increase readers` powers of vocabulary and to develop their powers of calculation and logical reasoning 10 separate tests of 40 questions in time-limited conditions provide ample practice for readers Answers are given at the end of each test, with a scoring table to provide an assessment of performance. A cumulative score is also included to monitor performance on all ten tests (Answer: F)