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`        the probability that the 13th day of a randomly chosen month is a  friday?`
7 years ago

Chetan Mandayam Nayakar
312 Points
```										any randomly chosen day has the same probability, namely 1/7 of being any day of the week from monday to sunday. therefore the answer is 1/7.
```
7 years ago
Uddesh Nath
26 Points
```										Probability of choosing any month out of 12 month =1/12 Probability that the 13th day is Friday if the 1st day say starts with Sunday =1/7 Thus required probability =1/12×1/7 =1/84
```
10 months ago
srikanth goud
28 Points
```										probability of selecting month = 1/12 and probability of selecting friday = 1/7.so,required probability = 1/12 x 1/7 = 1/84
```
10 days ago
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