Tham khảo tài liệu 'challening logic 3', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Questions Ready to test your mental abilities Your 501 challenging logic and reasoning problems begin on the next page. They re grouped together in sets of 5-20 questions with a common theme. You can work through the sets in order or jump around whichever you choose. When you finish a set check your answers beginning on page 99. 1 QUESTIONS Set 1 Answers begin on page 99. 4. Look at this series 544 509 474 439 . . . What number should come next Start off with these simple series of numbers. Number series questions measure your ability to reason without words. To answer these questions you must determine the pattern of the numbers in each series before you will be able to choose which number comes next. These questions involve only simple arithmetic. Although most number series items progress by adding or subtracting some questions involve simple multiplication or division. In each series look for the degree and direction of change between the numbers. In other words do the numbers increase or decrease and by how much a. 404 b. 414 c. 420 d. 445 5. Look at this series 201 202 204 207 . . . What number should come next a. 205 b. 208 c. 210 d. 211 6. Look at this series 8 22 8 28 8 . . . What 1. Look at this series 2 4 6 8 10 . . . What number should come next a. 11 b. 12 c. 13 d. 14 number should come next a. 9 b. 29 c. 32 d. 34 7. Look at this series 80 10 70 15 60 . . . What 2. Look at this series 58 52 46 40 34 . . . What number should come next a. 26 b. 28 c. 30 number should come next a. 20 b. 25 c. 30 d. 50 d. 32 8. Look at this series 36 34 30 28 24 . . . What 3. Look at this series 40 40 47 47 54 . . . What number should come next a. 40 b. 44 c. 54 number should come next a. 20 b. 22 c. 23 d. 26 d. 61 9. Look at this series 22 21 23 22 24 23 . . . What number should come next a. 22 b. 24 c. 25 d. 26
