Pbaer3087
09.07.2021 •
Mathematics
Find the value of x in x + y= 9 and x - y= 3.
6
-6
3
-3
Solved
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Ответ:
The works in the picture.
Ответ:
0.4625 or 46.25%
Step-by-step explanation:
The data for the percentage of contribution and the percentage of numbers from each suburb is presented in the table bellow:
The probability that she gets a donation is given by the sum of the probabilities of getting a donation from each suburb weighed by their respective percentage of numbers of the list:
The probability that she gets a donation is 0.4625 or 46.25%.