Women are 3 times as likely as men to have rheumatoid arthritis. A survey conducted in a city of 4, 000, 000 people revealed about 40, 000 cases of rheumatoid arthritis. Approximately how many of these 40, 000 could be expected to be WOMEN?
- 39, 000
- 30, 000
- 20, 000
- 10, 000
- 1, 000
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