Question:
ശ്രേണിയിലെ അടുത്ത സംഖ്യ ഏത് ? 4, 11, 31, 65, 193, ?
A368
B389
C393
D421
Answer:
B. 389
Explanation:
4 × 2 + 3 = 11 11 × 3 - 2 = 31 31 × 2 + 3 = 65 65 × 3 - 2 = 193 193 × 2 + 3 = 389
Question:
A368
B389
C393
D421
Answer:
4 × 2 + 3 = 11 11 × 3 - 2 = 31 31 × 2 + 3 = 65 65 × 3 - 2 = 193 193 × 2 + 3 = 389