Question
Determine the percentage of people (males and females
combined) who tested negative for corona when 1200 males and 800 females were tested, with 45% of males and 60% of females testing positive for the disease.Solution
ATQ, Number of males who were tested negative = 0.55 × 1200 = 660 Number of females who were tested negative = 0.4 × 800 = 320 Required percentage = {(660 + 320)/2000} × 100 = 49%
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