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# Help!

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425
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+1110

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 24.  Express your answer as a common fraction.

Mar 18, 2018

#1
+100783
+2

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 24.  Express your answer as a common fraction.

 +24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 blank 1 2 3 4 5 yes1 6 yes2 7 yes3 8 yes4 10 yes5 11 yes6 12 yes 7 13 yes8 14 yes9 15 yes10 16 yes 11 17 yes 12 18 yes 13 19 yes 14 20 yes 15 blank

P(sum is 24)= 15/(20*20) = 15/400 = 3 /80

Mar 18, 2018
#2
+1110
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Correct! Thank you so much!

Lightning  Mar 19, 2018