ani meniup peluit setiap 30 detik dan jojo meniup peluit setiap 60 detik setiap berapa menit mereka berdua meniup peluit bersama?
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Verified answer
Penjelasan dengan langkah-langkah:
KPK
30 = 2 x 3 x 5
60 = 2² x 3 x 5
maka = 2² x 3 x 5
= 4 x 3 x 5
= 60 detik = 1 menit