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What will replace the question mark3, S. 13, 43, 177,5353in the follow |
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Answer» The solution is: if we notice the series, we can see that,after the 1st number, 2nd number is generated by:3*1 + (1+1) = 5then next after is:5*2 + (2+1) = 13So on and so forth, thus missing number becomes:177*5 + (5+1) = 891 |
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