March 2019 1 16 Report
Rata-rata berat badan 32 siswa kelas 9 adalah 42,5 kg. Jika ditambah 3 siswa baru, rata-rata berat badan kelas 9 berubah menjadi 44 kg. Rata-rata berat ketiga siswa baru tersebut adalah....

A. 42 kg
B. 44 kg
C. 55 kg
D. 60 kg
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