2. ...., ...., ...., 426, 1278, 1290, 3870
A. 118, 134, 408
B. 120, 135, 409
C. 124, 137, 412
D. 126, 138, 414
E. 128, 139, 146
Jawaban: D
3. ...., ...., ...., 422, 1266, 1280, 3840
A. 120, 136, 410
B. 121, 136, 409
C. 122, 136, 108
D. 123, 136, 407
E. 124, 136, 406
Jawaban: C
4. 1/2, 2/8, 3/26, 4/80, ....
A. 5/241