Data Interpretation Ques 352

Question-

Directions : Study the table and answer the given questions.

Total number of students in 4 different classes and percentage of students participating in Dance and Play in 4 different classes

Classes Total Students $\%$ of students participating in
Dance Play
VI 500 15 8
VII 400 10 6
VIII 360 25 10
IX 250 10 12

If $20 \%$ of students who participate in dance from class VI also participate in play then find the ratio of students from class VI who participated only in Dance to students who participated only in play?

(1) $25: 16$

(2) $16: 25$

(3) $19: 20$

(4) $20: 19$

(5) $12: 5$

Show Answer

Correct Answer: (5)

Solution: (5)

Students from class VI who participate only in dance $=500 \times \frac{15}{100} \times \frac{80}{100}$ $=60$

Students who participate only in play $=\frac{500 \times 8}{100}-15=40-15=25$

$\therefore$ Required ratio $=60: 25$ $=12: 5$

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