S4NCHEZ28
28.01.2020 •
Mathematics
In a population of 300 pigeons, 55% are female. if 40% of the male pigeons are not white, how many male pigeons are white? 135 180 81
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Ответ:
81
Step-by-step explanation:
Assuming the pigeons are either male or female, the 45% of them that are not female are male. Of those, there are 40% that are not white, so 60% are white. Then the number of white male pigeons is ...
60% of 45% of 300 = 0.60 · 0.45 · 300 = 81
Ответ:
None of the above
Step-by-step explanation: