English and Logical Reasoning Prep GuideLogical ReasoningAlphanumerical Rearrangement
Directions: Study the following numbers carefully and answer the questions given beside: 867 495 736 592 619 If 1 is subtracted from each odd digit of each of the numbers first and then each perfect square digit is changed into 5, what is the sum of the least and the greatest number in the sequence thus obtained?
Options
- A1346
- B1398
- C1338
- D1448
Correct answer
D. 1448
Step-by-step solution
The given sequence: 867 495 736 592 619 Subtracting 1 from each even digit of each of the numbers: 866 484 626 482 608 Changing every perfect square digit into 5, we get: 866 585 626 582 608 The sum of the least and the greatest number: 582 + 866 = 1448 Hence, the correct answer is option D.