Question
21Â Â Â Â Â Â Â Â Â Â 32Â Â Â Â Â Â Â Â Â Â
54Â Â Â Â Â Â Â Â Â Â 86Â Â Â Â Â Â Â Â Â Â 131Â Â Â Â Â Â Â Â 186 Find out the wrong number in the following given number series :Solution
21 + 11 = 32 32 + 22 = 54 54 + 33 = 87 87 + 44 = 131 131 + 55 = 186
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