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A fair, twenty-faced die has 19 of its faces numbered from 1 through 19 and has one blank face. Another fair, twenty-faced die has  of its faces numbered from 1  through 8 and10 through 20 and has one blank face. When the two dice are rolled, what is the probability that the sum of the two numbers facing up will be 36.  Express your answer as a common fraction.

 Sep 30, 2021
 #1
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19  17

18  18

17  19

are the only rolls out of    20^2    that produce  36    

              3/400

 Oct 1, 2021

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