900 boys and 600 girls are examined in a test 30 of boys and 60 of girls pass The percentage of the ...........

Quantitative Aptitude (CDS) Percentage

900 boys and 600 girls are examined in a test; 30% of boys and 60% of girls pass. The percentage of the total who failed is:

35%

45%

61.3%

63.1%

Total number of students = 900+600 = 1500

Number of students passed = (30% of 900 + 60% of 600) = (220+ 360) = 580

Number of failures = 1500 - 580 = 920

Percentage of failures = (920/1500)100 = 61.3%

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