Mathematics · Averages

In a class, twenty-five students are standing in a row. The average weight of the first 12 students is 14 kg and that of the last 12 students is 17 kg. If the average weight of all 25 students is 18 kg, find the weight of the 13th student.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

78 kg

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