+0  
 
0
90
2
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A chalk box contains 5 pink chalks and 4 white chalks. If three items are picked at random, assuming that you return the chalk after picking each time, what is the probability that at least 1 of them is a pink chalk? *

91.22%

76.38%

19.83%

10.97%

 Apr 8, 2022
 #1
avatar+23183 
+1

See your original post.

 Apr 8, 2022
 #2
avatar
0

thank you i get it now.

Guest Apr 9, 2022

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