rata2 gabungan = (68*6+78*14)/20=(408+1092)/20=1500/20=75
Jawab:
Penjelasan dengan langkah-langkah:
[(6 × 68) + (14 × 78)] ÷ 20 = (408 + 1092) ÷ 20 = 1500 ÷ 20 = 75
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rata2 gabungan = (68*6+78*14)/20=(408+1092)/20=1500/20=75
Jawab:
Penjelasan dengan langkah-langkah:
[(6 × 68) + (14 × 78)] ÷ 20 = (408 + 1092) ÷ 20 = 1500 ÷ 20 = 75