Matematika

Pertanyaan

tolong ya dari no 9 ampe 15
sekalian pake jalannya
tolong ya dari no 9 ampe 15 sekalian pake jalannya

1 Jawaban

  • 9.
    Q = 250 cm³/menit
    V = p x l x t
    V = 60 x 50 x 40
    V = 120.000 cm³

    t = V/Q = 120.000 / 250 = 480 menit

    10.
    Q = 60 dm³/menit
    V = 1.500 dm³
    t = V/Q = 1.500 / 60 = 25 menit

    11.
    V = 75 cm³
    t = 3 menit
    Q = V/t = 75 / 3 = 25 cm³/menit

    12.
    Q = 3 m³/detik
    t = 12.30 - 12.00 = 30 menit = 30 x 60 = 1.800 detik
    V = Q . t = 3 x 1.800 = 5.400 m³

    13.
    V = 190 cm³
    t = 20 detik
    Q = V/t = 190/20 = 9,5 cm³/detik

    14.
    Q = 15 dm³/menit
    V = p x l x t = 60 x 50 x 40 = 120.000 cm³ = 120.000 : 1.000 = 120 dm³
    t = V/Q = 120/15 = 8 menit

    15.
    Q = 120 cm³/detik
    t = 1 jam = 3.600 detik
    V = Q . t = 120 x 3.600 = 432.000 cm³