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Verified answer
Diketahui :Selisih Umur Kakek dan Ibu = 20
Perbandingan = Umur Kakek : Ibu = 5 : 3
Ditanya :
Umur Kakek
Dijawab :
Selisih Perbandingan = 5 - 3 = 2
Umur Kakek =
(Perbandingan Umur Kakek)/(Selisih Perbandingan Umur Kakek dan Ibu) × (Selisih Umur Kakek dan Ibu)
= 5/2 × 20
= 5 × 10
= 50
Jadi, umur kakek adalah 50 tahun.
smoga membantu :)