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If the average of 5 students is given and one student leaves, how is the new average calculated?

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If the average of 5 students is given and one student leaves, how is the new average calculated? Answer: Subtract the leaving student’s marks from total sum, then divide by 4

First, calculate the total sum: average × 5 Then subtract the marks of the student who left, and divide the result by 4 to get the new average.

Question context

This question is part of 🗣️ Verbal Ability 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.