halifmuhammad
16. V = 45l D = 0,3l / dtk W = 45 : 0,3 = 150 detik = 2 1/2 menit = 2,5 menit (B) 17. Total luas kebun = 0,6 hektar + 2.100 m² = 6.000 m² + 2.100 m² = 8.100 m² (C) 18. J = 225 km W = 4 jam 30 mnt = 4 1/2 jam = 9/2 jam K = 225 : 9/2 = 225 x 2/9 = 50 km/jam (B) 28. V = Luas permukaan x tinggi = (15 x 16 : 2) x 31 = 3.720 cm² 34. Musik = 52 derajat = 260 orang Banyaknya orang = 260 : 52/360 = 260 x 360/52 = 1.800 0rang Berita - Musik = 90 - 52 = 38 derajat = 38/360 x 1.800 = 190 orang (C)
D = 0,3l / dtk
W = 45 : 0,3 = 150 detik = 2 1/2 menit = 2,5 menit (B)
17. Total luas kebun = 0,6 hektar + 2.100 m² = 6.000 m² + 2.100 m² = 8.100 m² (C)
18. J = 225 km
W = 4 jam 30 mnt = 4 1/2 jam = 9/2 jam
K = 225 : 9/2 = 225 x 2/9 = 50 km/jam (B)
28. V = Luas permukaan x tinggi = (15 x 16 : 2) x 31 = 3.720 cm²
34. Musik = 52 derajat = 260 orang
Banyaknya orang = 260 : 52/360 = 260 x 360/52 = 1.800 0rang
Berita - Musik = 90 - 52 = 38 derajat = 38/360 x 1.800 = 190 orang (C)