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प्रश्न
A card is drawn at random from a well-shuffled pack of 52 cards. What is the probability of getting a two of hearts or a two of diamonds?
पर्याय
`3/26`
`2/17`
`1/26`
`4/13`
MCQ
उत्तर
`2/17`
Explanation:
Required probability = `(""^13C_2+""^13C_2)/(""^52C_2)`
= `(78+78)/1326`
= `156/1326`
= `6/51=2/17`
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Probability (Entrance Exam)
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