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Odd Man Out and Series
What will come in place of question mark (?) in the following number series? 4, 3, 4, 7, 15, ?
42
44
53
56
Correct Answer:
44
Explanation:
4 3 4 7 15 ?
×1-1 ×1+1 ×2-1 ×2+1 ×3-1
15x3 - 1 = 45 - 1 = 44
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