Question

Please kak buat besok.
pakai caranya ya kak

Answer 1

Verified answer

30=2×3×5
40=2³×5
60=2²×3×5
kpk=2³×3×5
=8×3×5
=120 detik
=120 detik+05.30
=60 menit+05.30
=06.30
=B
#maaf kalau salah ^^