Direction: What should come in place of question mark (?) in the following number series? |
A) 69
B) 62
C) 59
D) 72
E) 78
Correct Answer: A
Solution :
The series is \[\times 1-2,\]\[\times \,2-3,\]\[\times \,3-4,\]\[\times \,4-5,\]? i.e. \[5\times 1-2=3,\] \[3\times 2-3=3,\]\[3\times 3-4=5,\]\[5\times 4-5=15,\]\[15\times 5-6=69,\,...\]You need to login to perform this action.
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