Matematika

Pertanyaan

1.360km/jam=...km/menit
2.72km/jam=...m/detik
3.2,4km/jam=...m/menit
4.18m/detik=...cm/detik
5.15m/detik=...km/jam
6.50m/detik=...km/jam
7.0,5km/menit=...km/jam
8.40cm/detik=...m/menit
9.50mm/detik=...m/menit
10.2cm/detik=...km/jam

2 Jawaban

  • 1) 21.600
    2) 72.000×3.600 = 259.200.000
    3) 2.400x60 = 144.000
    4) 1.800
    5) 0,015:60:60 = 0.0000041667
    6) 0,05:60:60 = 0.0000138889
    7) 0,5:60 = 0.0083333333
    8) 0,4:60 = 0.0066666667
    9) 0,05:60 = 0.0008333333
    10) 0.0000055556


  • 1. 360 km/jam = ......….... km/menit
    = 360 x 60 = 21.600 km/menit
    2. 72 km/jam = ..............m/menit
    = 72 x 1.000 x 60 =
    = 72.000 x 60 = 4.320.000 m/menit
    3. 2,4 km/jam = ...............m/menit
    = 2,4 x 1.000 x 60 =
    = 2.400 x 60 = 114.000 m/menit
    4. 18 m/detik = ...............cm/detik
    = 18 x 100 = 1.800 cm/detik
    5. 15 m/detik = ...............km/jam
    = 15 ÷ 1.000 ÷ 360
    =0,015 ÷ 360 = 4,16 km/jam
    6. 50 m/detik = ...........km/jam
    = 50 ÷ 1.000 ÷ 360 =
    = 0,05 ÷ 360 = 1,38 km/jam
    7. 0,5 km/menit = .................km/jam
    = 0,5 ÷ 60 = 0,0083 km/jam
    8. 40 cm/detik = .............m/menit
    = 40 ÷ 100 ÷ 60 =
    = 0,04 ÷ 60 = 0,0006 m/menit
    9. 50 mm/detik = .........m/menit
    = 50 ÷ 1.000 ÷ 60 =
    = 0,05 ÷ 60 = 0,00083 m/menit
    10. 2 cm/detik = .........km/jam
    = 2 ÷ 100.000 ÷ 360 =
    = 0,000002 ÷ 360 = 1,38 km/jam

    Maaf kalau salah
    Semoga membantu ;)

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