sebisa nya kalian...........
Matematika
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Pertanyaan
sebisa nya kalian...........
1 Jawaban
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1. Jawaban newwiguna
11.
Q = 140 mm³/menit
t = 8 jam = 8 x 60 = 480 menit
V = Q.t = 140 x 480 = 67.200 mm³ = 67.200 : 1.000 = 67,2 cm³
12.
t = 2 menit
V = 80 cm³
Q = V / t = 80 / 2 = 40 cm³/menit
13.
t = 3/4 jam = 3/4 x 60 = 45 menit
V = 360 dm³
Q = V/t = 360 / 45 = 8 dm³/menit
14.
Q = 250 cm³/menit
t = 1/2 jam = 1/2 x 60 = 30 menit
V = Q . t = 250 x 30 = 7.500 cm³ = 7.500 : 1.000 = 7,5 dm³
15.
t = 15 menit
Q = 60 dm³/menit
V = Q . t = 60 x 15 = 900 dm³ = 900 : 1.000 = 0,9 m³