Mathematics · 2013
JEE Main · 23 April 2013, Shift 1 · Q72
A, B, C try to hit a target simultaneously but independently. Their respective probabilities of hitting the targets are 3/4, 1/2, 5/8. The…
A, B, C try to hit a target simultaneously but independently. Their respective probabilities of hitting the targets are $\displaystyle \frac{3}{4}, \frac{1}{2}, \frac{5}{8}$. The probability that the target is hit by A or B but not by C is :
Official answer
(1)
$\displaystyle 21$/$\displaystyle 64$
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JEE Main 2013 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.