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Choose the correct alternative that Will...

Choose the correct alternative that Will complete the series.
13 (168) 13, 14 (181) 13, 15 (?) 13

A

195

B

194

C

190

D

196

Text Solution

Verified by Experts

The correct Answer is:
B
The given sequence of number follows the pattern, Number within the bracket = Multiply of numbers on its adjacent sides - 1
Le. `(13 xx 13)-1 = 168, (14 xx 13) -1 = 181`
Therefore, Missing number ` = (15 xx 13)-1 =194`.
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