Question

Three students are selected at random from a class of 10 students

among which 4 students know C programming of whom 2 students

are experts. If every such selection is equally likely, then the probabil-

ity of selecting three students such that at least two of them know C

programming with at least one out of the two selected being an expert

in C programming is
(a) less than 1/4

(b) greater than 1/4 but less than 1/2

(.) greater than 1/2 but less rhan 3/4

(d) greater than 3/4
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Answer 1

Step-by-step explanation:

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