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Albala
27.09.2019 •
Mathematics
Robbie did a survey of four butterfly parks and wrote the following observations: butterfly park surveypark number of white butterflies total number of butterflies a 24 86 b 43 92 c 12 68 d 32 52 based on the survey, which park had the greatest percentage of white butterflies?
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Ответ:
B = 43 / 92 = 47%
C = 12 / 68 = 18 %
D = 32 / 52 = 62%
Answer D
Ответ:
= (3a + 6b)