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Umur Dina = Umur Nisa + 10 Tahun
Selisih = 5 - 3
= 2
2x = 10
x = 5
Umur Dina = 5 × 5
= 25
Umur Nisa = 5 × 3
= 15
Atau Pake Cara Lain
Umur Dina = 5/(5-3) × Selisih
= 5/2 × 10
= 5/1 × 5
= 25
Umur Nisa = 3/(5-3) × Selisih
= 3/2 × 10
= 3/1 × 5
= 15
Semoga Membantu :)
Kasih Jawaban Terbaik Ya !!