Three consecutive even integers are needed for a problem. If the first is called n, what are the next two?
An + 1 and n + 2
Bn + 1 and n + 3
Cn + 4 and n + 8
Dn + 2 and n + 4
Answer & Solution
Correct answer: D. n + 2 and n + 4
1. Consecutive even integers each sit 2 more than the one before.
2. Starting from n, the next even integer is n + 2.
3. The one after that is n + 2 + 2, which is n + 4.
4. Using n + 1 would land on an odd number, the trap in two of the wrong options.
_Source: OpenStax Elementary Algebra (CC BY 4.0), Ch 3 "Math Models", section 3.1 Use a Problem-Solving Strategy_
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