B. Indonesia

Pertanyaan

0.5 km/menit =    km/jam
40cm/det = km/jam

1 Jawaban

  • 1. 1 jam. =60 menit 0.5×60. =30 km/jam 2. 1 km. =100.000 1 jam. = 3600 detik 40×100.000= 4.000.000 = 4.000.000:3600

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