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nave1008
28.06.2019 •
Mathematics
What is the probability that someone in the survey considered reading books or surf the internet as the best entertainment?
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Ответ:
31/100
Step-by-step explanation:
From the given table
Reading books percentage is 22
so Probability (reading books) =![\frac{22}{100}](/tpl/images/0026/6894/63b86.png)
Surf the internet percentage is 9
Probability (surf the internet) =![\frac{9}{100}](/tpl/images/0026/6894/a7de5.png)
the probability (reading books or surf the internet)= P(reading books) + P(surf the internet)
probability (reading or surf)=![\frac{22}{100} +\frac{9}{100}](/tpl/images/0026/6894/4b163.png)
=![\frac{31}{100}](/tpl/images/0026/6894/780fe.png)
Ответ:
yay thank you
Step-by-step explanation:
thx and i hope you are having a good day :)