Q. Three fair dice are thrown. What is the probability of rolling exactly one 6?
Q. तीन पासे फेंके जाते हैं। ठीक 6 आने की प्रायिकता क्या है?
A
41.66%
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B
34.72%
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C
42.13%
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D
35.19%
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Solution
The correct option is C
34.72% Probability of rolling 6→16 Probability of rolling exactly one 6 → one 6 and 2 non 6. Required probability =3C2(16×56×56)=75216=2572 Percentage probability =2572×100=34.72%
रोलिंग की संभावना 6→16 ठीक एक 6 → एक 6 और 2 गैर 6 रोल करने की संभावना। आवश्यक प्रायिकता =3C2(16×56×56)=75216=2572 प्रतिशत प्रायिकता =2572×100=34.72%