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Total students = 14,000. 25% boys and 60% girls participated in annual function. Girls = boys who did not participate. Find % of students who participated.
- 33.33%
- 60%
- 50%
- 40%
Correct answer: 40%
Solution
Girls = boys not participating = 0.75b. b+0.75b=14000 → b=8000, girls=6000. Participated: 25%×8000+60%×6000=2000+3600=5600. Percentage=5600/14000=40%.
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