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Question Number 27961 by 8/mln(naing)060691 last updated on 17/Jan/18

A and B play a game where each is  asked to select a number from 1 to 25.  If the two numbers match, both of them  win a prize. The probability that they  will not win a prize in a single trial is

$${A}\:\mathrm{and}\:{B}\:\mathrm{play}\:\mathrm{a}\:\mathrm{game}\:\mathrm{where}\:\mathrm{each}\:\mathrm{is} \\ $$$$\mathrm{asked}\:\mathrm{to}\:\mathrm{select}\:\mathrm{a}\:\mathrm{number}\:\mathrm{from}\:\mathrm{1}\:\mathrm{to}\:\mathrm{25}. \\ $$$$\mathrm{If}\:\mathrm{the}\:\mathrm{two}\:\mathrm{numbers}\:\mathrm{match},\:\mathrm{both}\:\mathrm{of}\:\mathrm{them} \\ $$$$\mathrm{win}\:\mathrm{a}\:\mathrm{prize}.\:\mathrm{The}\:\mathrm{probability}\:\mathrm{that}\:\mathrm{they} \\ $$$$\mathrm{will}\:\mathrm{not}\:\mathrm{win}\:\mathrm{a}\:\mathrm{prize}\:\mathrm{in}\:\mathrm{a}\:\mathrm{single}\:\mathrm{trial}\:\mathrm{is} \\ $$

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