Question
30Â Â Â Â Â Â Â Â Â Â 162Â Â Â Â Â Â Â Â
344        ?             890        1270 What should come in place of the question mark (?) in the following number series?Solution
30 + 112 + 11 = 162 162 + 132 + 13 = 344 344 + 152 + 15= 584 584 + 172 + 17=890 890 + 192 + 19 = 1270
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