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QUESTION
Q
What should come in place of question mark (?) in the following number series:
19, 25, 45, 87, 159 (?)
Solution
The pattern of the number series is :
19 + 2 × 3 = 19 + 6 = 25
25 + 4 × 5 = 25 + 20 = 45
45 + 6 × 7 =...
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