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maukjackie1974
15.02.2021 •
Mathematics
Can someone please help me with the last three?? I don’t know what I keep doing wrong.
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Ответ:
1. 78.22%
2. 0.342%
3. 21.77%
Step-by-step explanation:
To find the percentage, you multiply the fraction of those tested positive/negative (based on the question) out of the total by 100%.
1.
× 100% = 78.22% (2 d.p.)
2.
× 100% = 0.342% (3 d.p.)
3.
× 100% = 21.77% (2 d.p.)
Ответ:
Step-by-step explanation:
a