If a constant is added to each value, the mean increases by that constant. New mean = 6 + 3 = 9.
The mean of 14 numbers is 6. What will be the new mean if 3 is added to every number?
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Question context
This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.