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Arithmetic Ability
Odd Man Out and Series
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Q.
Find the odd one in the number series given below ? 17 9 10 18.5 35 90
A.
9
B.
10
C.
18.5
D.
90
View Answer
Correct choice: C
Explanation:
The given series pattern follows 17 9 10 18.5 35 90 × 0.5 + 0.5, × 1 + 1, × 1.5 + 1.5, × 2 + 2, × 2.5 + 2.5 So here 17x0.5 + 0.5 = 9 9x1 + 1 = 10 10x1.5 + 1.5 = 16.5 16.5x2 + 2 = 35 35x2.5 + 2.5 = 90 Here the odd man in the given series is 18.5
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