Question
40Â Â Â 41Â Â Â Â 37Â Â Â 46Â Â Â
 ?      55    19 Find the missing number in the following number series:Solution
The series is: 40 + 12 = 41 41 – 22 = 37 37 + 32 = 46 46 – 42 = 30 30 + 52 = 55 55 – 62 = 19
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