Question

Total number of students in 4 different schools and percentage of students participating in Dance and play in 4 different classes:
Q. Students who are participating in dance from class VII are what percent more or less than students who are participating in play form class IX?

• A. $12\frac{2}{7}$
  
• B. $14\frac{2}{7}$
• C. $33\frac{1}{3}$
• D. $16\frac{2}{3}$
• E. $66\frac{2}{7}$

Answer 1

The correct option is C $33\frac{1}{3}$

$=\frac{(400\times \left(\frac{10}{100}\right)-(250\times \left(\frac{12}{100}\right)))}{250\times \left(\frac{12}{100}\right)}\times 100=33\frac{1}{3}$