AlgebraHardLargest of three consecutive even integers
Algebra practice question
The sum of three consecutive even integers is 78. What is the largest of the three integers?
Answer: 28
Let them be n, n + 2, n + 4: 3n + 6 = 78, so n = 24 and the largest is 28.
Common wrong answers
- If you answered 24
- 24 is the smallest.
- If you answered 26
- 26 is the middle integer.
- If you answered 30
- 30 would make the sum 84.
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