Matematika

Pertanyaan

1.1800 dm kubik/jam=.......cm kubik/menit
2.5400 ml kubik/jam=.......ml kubik/menit
3.12.000 cm kubik/menit=.........DM kubik/detik

2 Jawaban

  • 11800Dm³/jam= 11800×1.000:60=11800000:60=196666.667
  • 1. 1.800 dm³/jam = ... cm³/menit?
    ---> ( 1.800 × 1.000 ) × 1/60.
    ---> 1.800.000 × 1/60 = 30.000 cm³/menit.

    2. 5.400 ml³/jam = ...ml³/menit?
    ---> 5.400 ml × 1/60.
    ---> 90 ml³/menit.

    3. 12.000 cm³/menit = ... dm³/detik?
    ---> ( 12.000 ÷ 1.000 ) × 1/60.
    ---> 12 × 1/60 = 12/60 = 1/5 dm³/detik.

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