Pembahasan

Jawaban : B

72 (-3) 69 (-4) 65 (-5) 60 (-6) 54 (-7) 47

Soal No.3

5, 7, 11, 19, 35, ....,....

A. 67, 131
B. 45, 120
C. 42, 110
D. 40, 100
E. 38, 95

Pembahasan

Jawaban : A

5 (+2) 7 (+4) 11 (+8) 19 (+16) 35 (+32) 67 (+64) 131

Soal No.4

1, 3, 7, 13, 21, ....,

A. 25
B. 28
C. 31
D. 35
E. 45

Pembahasan

Jawaban : C

1 (+2) 3 (+4) 7 (+6) 13 (+8) 21 (+10) 31 (+12) 43