Question
27Â Â Â 28Â Â Â Â 37Â Â Â Â 62Â Â Â 111Â Â
 ? What should come in place of the question mark (?) in the following number series?  ÂSolution
27 + 12Â = 28 28 + 32Â = 37 37 + 52Â = 62 62 + 72Â = 111 111 + 92Â =Â 192
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What does the ‘
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