Comprehension Passage
Direction: Study the following series of sets of numbers. Carefully answer the question given below.
937 504 246 873 316 261
If in the above series of numbers 2 is added to the last digit and 1 is subtracted from first digit, then what will be the average of the middle most 2 numbers if the new numbers arranged in descending order?
1
312
2
218
3
406
4
382.5
5
376