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=adi : hasan
= 7x : 10x
selisih (10x-7x)
3x = 5
x = 5/3
adi = 7 × 5 ÷ 3 = 35 ÷ 3 = 11,7 kg
hasan = 10 × 5 ÷ 3 = 16,7 kg