bantu jawab ya ^_^ buat besok

1,2,4,8, 16 . 32 ,64 (dikali 2)
27,24,21,18, 15 , 12 , 9 (dikurangi 3)
162,54,28,6, 2 , 2/3 , 2/9 (dibagi 3)
3,12,48,192,  768 , 3072 , 12 288 ( dikali 4)