The sum of the first five positive odd integers is 25. This can be calculated by adding the numbers directly: 1+3+5+7+9=25. Alternatively, you can use the formula that the sum of the first n odd numbers is equal to n₂. In this case, n=5, so the sum is 5₂=25.
The sum of the first five positive odd integers is?
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Question context
This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.