Question:
ശ്രേണിയിലെ തെറ്റായ സംഖ്യ ഏതാണ് ?
3, 4, 10, 32, 136 , 685, 4116
A32
B136
C10
D4116
Answer:
A. 32
Explanation:
(3 × 1) + 1 = 3 + 1 = 4 (4 × 2) + 2 = 8 + 2 = 10 (10 × 3) + 3 = 30 + 3 = 33 (33 × 4) + 4 = 132 + 4 = 136 (136 × 5) + 5 = 680 + 5 = 685 (685 × 6) + 6 = 4110 + 6 = 4116