Baca Juga: KUNCI JAWABAN IPS Kelas 9 Halaman 5 Aktivitas Kelompok Bab 1: Sebaran Benua di Dunia
8. 90, 30, 10, ..., ..., ...
A. 10/3, 10/9, 10/27
B. 3,2,1
C. 7,4, 1
D. 10/9, 10/27, 10/81
Jawaban:
90 , 30, 10 , ...
90 x 1/3 = 30
30 x 1/3 = 10
10 x 1/3 = 10/3
10/3 x 1/3 = 10/9
10/9 x 1/3 = 10/27