Penjelasan dengan langkah-langkah:
rata-rata =
(30 + 35 + 35 + 30 + 40 + 45 + 35 + 50 + 60 + 55) : 10
= 45 siswa
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Penjelasan dengan langkah-langkah:
rata-rata =
(30 + 35 + 35 + 30 + 40 + 45 + 35 + 50 + 60 + 55) : 10
= 45 siswa