Mathematics · 2014
JEE Main · 12 April 2014, Shift 1 · Q69
The least positive integer n such that 1-2/3-2/3^2-… ….-2/(3^n -1)<1/100, is:
The least positive integer n such that $\displaystyle 1-\frac{2}{3}-\frac{2}{3^2}-\ldots \ldots .-\frac{2}{3^{\mathrm{n}-1}}<\frac{1}{100}$, is :
Official answer
(3)
$\displaystyle 6$
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JEE Main 2014 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.