Matematika

Pertanyaan

1. 360 km/jam =.....km/menit
2. 72 km/jam =....m/detik
3. 2,4 km/jam=...m/menit
4 18m/detik=....cm/detik
5. 15m/detik=....km/jam

1 Jawaban

  • 1. 360km/jam = 360/60 = 6 km/menit
    2. 72 km / jam = 72x1000/3600= 20 m/detik
    3. 2,4km/jam = 2,4 x 1000 / 60 = 40 m/ menit
    4. 18m/detik = 18x100 / 60 = 30cm/detik
    5. 15m/detik = 15:1000 / 1:3600 = 15/1000 x 3600 = 54km/jam

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