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A class of 20 girls and 30 boys arranged a picnic. However, only 30% of the girls and 40% of the boys attended the picnic. What percent of the class attended the picnic?

A class of 20 girls and 30 boys arranged a picnic. However, only 30% of the girls and 40% of the boys attended the picnic. What percent of the class attended the picnic? Correct Answer 36

No. of girls attended picnic = 20 × 30% = 6 No. of boys attended picnic = 30×40% = 12 % of students attended picnic = 18/50 × 100% = 36 %

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