Mathematics · 2021
JEE Main · 26 August 2021, Shift 1 · Q61
Out of all the patients in a hospital 89 % are found to be suffering from heart ailment and 98% are suffering from lungs infection. If K% of them are…
Out of all the patients in a hospital $\displaystyle 89 \%$ are found to be suffering from heart ailment and $\displaystyle 98$% are suffering from lungs infection. If K% of them are suffering from both ailments, then K can not belong to the set :
Official answer
(3)
{$\displaystyle 79$, $\displaystyle 81$, $\displaystyle 83$, $\displaystyle 85$}
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.