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Educational materials for IPMAT and IIMB UG preparation
1ย year, 10ย months ago
Series 3,7,17,41,85,179
1ย year, 10ย months ago
3*2+1=7, 7*2+3=17, 17*2+5=39 , 39*2+7=85 , 85*2+9=179 hence 41 should be replaced by 39
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