Classification
Direction: In each of the following questions, five/four words/number are given, out of which four/three are same in one way or the other and the fifth/fourth one is different from these four/three. Select the odd one.
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Except '225' , all the other are perfect squares of natural numbers.
Correct Option: D
Except '225' , all the other are perfect squares of natural numbers.
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Except '384' , all the others are perfect Cube of natural number.
Correct Option: D
Except '384' , all the others are perfect Cube of natural number.
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Except '98' ,all other are multiples of 6.
84 → 6 x 14, 120 → 6 x 20,72 → 6 x 12,108 → 6 x 18Correct Option: D
Except '98' ,all other are multiples of 6.
84 → 6 x 14, 120 → 6 x 20,72 → 6 x 12,108 → 6 x 18
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143 → 122 - 1,257 → 162 + 1, 195 → 142 - 1, 15 → 42 - 1,
Hence, '257' is odd one.Correct Option: D
143 → 122 - 1,257 → 162 + 1, 195 → 142 - 1, 15 → 42 - 1,
Hence, '257' is odd one.
Direction: Find out the odd one from the given options which is different from others.
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In all others, second is the part of first.
Correct Option: C
In all others, second is the part of first.
