Directions : In each of the following questions, five numbers are given. Out of these, four are alike in a certain way but the rest one is different. Choose the one which is different from the rest four.
Pick out the odd number from the given options.
Options:
A . 145
B . 197
C . 257
D . 325
E . 399
Answer: Option A Answer: (e) Each of the numbers except 399, is one more than the square of a certain number.
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