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Twenty eight slips of paper are numbered 1 through 28 and are distributed among a group of people

a random number generator is used to select the single number between 1 and 28,  inclusively

a fair decision is made using this process how many people could be in this group ?

A) 3

B)6

C)7

D)12

 Apr 12, 2019
 #1
avatar+1414 
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To be fair, the number of persons in the set must be a divisor of 28.

The divisors of 28 are {1, 2, 4, 7, 14, 28}

One of these divisors is a match on the multiple choice list.

 

 

GA

 Apr 12, 2019

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