27, ?, 820, 920, 2251, 2395
A.41
B.61
C.91
D.81
E.145
Sol:
27 + 82 = 91
91 + 93 = 820
820 + 102 = 920
920 + 113 = 2251
2251 + 122 = 2395
27, ?, 820, 920, 2251, 2395
A.41
B.61
C.91
D.81
E.145
Sol:
27 + 82 = 91
91 + 93 = 820
820 + 102 = 920
920 + 113 = 2251
2251 + 122 = 2395