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Verified answer
Penyelesaian :Perbandingan umur
= Kakek : Nenek
= 5 : 4
Jumlah = 5 + 4 = 9
Umur Kakek
= 5/9 × 108 tahun
= 60 tahun
Umur Nenek
= 4/9 × 108 tahun
= 48 tahun
Good Luck :)
MathLovers♡
nenek = 4/9 x 108 = 48
maaf kalau salah