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Problem Solving (PS) | Re: There are 8 disks in a container that are numbered 23, 24

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alex1233 wrote:

There are 8 disks in a container that are numbered 23, 24, 25, 26, 28, 29, 30 and 31. 4 disks are randomly removed from the container, one after the other, without replacement. Then a list of 5 numbers containing the 4 numbers on the disks selected, together with the number 27 will be made. What is the probability that 27 is the median of the list of 5 numbers?

A. 2/5
B. 17/35
C. 1/2
D. 18/35
E. 5/9


If 27 is the median of the 5 numbers, then 2 numbers must be less than 27 and the other 2 numbers
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