12 = 90
8 = X
perbandingan diatas adalah perbandingan senilai jadi dikali silang.
12X = 90 × 8
12X = 720
X = 720 ÷ 12
= 60 km
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12 = 90
8 = X
perbandingan diatas adalah perbandingan senilai jadi dikali silang.
12X = 90 × 8
12X = 720
X = 720 ÷ 12
= 60 km