Soal OSN (3)

Suatu bilangan jika dibagi 2 bersisa 1, dibagi 3 bersisa 2, dibagi 4 bersisa 3, dibagi 5 bersisa 4 dan dibagi 6 bersisa 5. Tentukan bilangan yang dimaksud!

Klik di  untuk melanjutkan.

Pembahasan:

2 = 2 x 1

3 = 3 x 1

4 = 2^2 x 1

5 = 5 x 1

6 = 2 x 3 x 1

Maka KPK dari 2,3,4,5,6 = 2^2 x 3 x 5 = 60.

Bilangan terkecil yang memenuhi adalah 60-1 = 59

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