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Mathematics, 26.03.2021 14:00 kate3887
Empat tahun yang lalu, umur seorang kakak 5 kali umur adiknya. Jika sekarang umur kakak 3 kali umur adik, berapakah selisih umur kakak dan adik 10 tahun yang akan datang?
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Answers: 1
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Empat tahun yang lalu, umur seorang kakak 5 kali umur adiknya. Jika sekarang umur kakak 3 kali umur...
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