Bunuel wrote:
The average of five consecutive integers is an odd number. Which of the following must be true?
I. The largest of the integers is even
II. The sum of the integers is odd
III. The difference between the largest and the smalles integers is an even number
A. I only
B. II only
C. III only
D. I and II only
E. II and III only
In addition to the number-property based Logical approach given above, we'll also show a number-based, Alternative approach.
Writing our 5 numbers as x, x+1, x+2, x+3,
...
