Year by year CAT aspirants face surprises and going by previous year trends, CAT 2018 might also give you some new surprises hence, a solution to handle toughness of CAT is that you should practice with relevant questions with solution.
Please attempt following question and apply solution for practice:
Question
There are two concentric circles of radii 7 cm and 8 cm. PQ, a diameter of the larger circle, cuts the smaller circle at S and T. A tangent drawn from Q touches the inner circle at R. What is the length of PR (in cm)?
Solution
Complete Information on CAT 2018 Entrance Exam, Syllabus & Pattern and CAT 2017 Result
Practice with more questions on QA
Stay informed, Stay ahead and stay inspired with MBA Rendezvous