Soal SMA · Soal cerita · Kesulitan 2/5

The average score of 15 students is 72. If one student's score is excluded, the average becomes 74. What is the excluded student's score?

A.44
B.50
C.46
D.48

Kunci jawaban & pembahasan

Jawaban: 44

Total original = 15×72=1080. New total = 14×74=1036. Excluded = 1080-1036=44.

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