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Each of the digits​ 0-9 is written on a slip of​ paper, and the slips are placed in a hat. If 5 slips of paper are selected at​ random, determine the probability that the 5 numbers selected are greater than 3.

 May 9, 2022
 #1
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9

 

The probability is: 6/10  x  5/9  x  4/8  x  3/7  x  2 /6=6! /  30,240 =1/42

 May 9, 2022
 #2
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Each of the digits​ 0-9 is written on a slip of​ paper, and the slips are placed in a hat. If 5 slips of paper are selected at​ random, determine the probability that the 5 numbers selected are greater than 3.

 

4,5,6,7,8,9    there are 6 favourable numbers out of 10

 

6C5  /  10C5   =  6 / 252 =      1/42

 May 9, 2022

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