2. ( 15! + 17! ) / 14! = ….

A. 2 1/7

B. 15

C. 18 2/7

D. 4080

E. 4095

Jawaban: E

3. 9, 7, 20, 18, 31, 29, 42, ..., 53, 51, ...

A. 41, 63

B. 55, 49

C. 47, 49

D. 40, 49

E. 40, 64