tolong jawab yg dibulatkan yah 3 soal aja kok #10point

16.)
V = 5 × 3 × 0,8 = 12 m³ = 12.000 dm³
t = 2½ jam = 150 menit
• Debit = V / t
= 12.000 / 150 = 80 dm³/menit (c)

17.)
25 - 1¼ = 25 - 5/4 = 100/4 - 5/4 = 95/4 = 23,75 kg
Harga jual = 23,75 × 7.800 = Rp185.250
• Keuntungan pedagang = 185.250 - 148.000 = Rp37.250,00 (c)

19.)
jawaban : layang-layang (d)