Question

Tolong bantu ya nomor 12

Answer 1

Rata-rata = jumlah berat / banyak siswa
rata-rata = (40x2) + (41x3) + (42x3) + (43x1) +(44x1) / 2+3+3+1+1
rata-rata = 80 + 123 + 126 + 43 + 44 / 10
rata-rata = 416 / 10
rata-rata = 41,6

kunci jawaban : C