Question

Total number of students in 4 different schools and percentage of students participating in Dance and play in 4 different classes:
Q. What is the average of students in Play from all the classes?

• A. $32\frac{2}{7}$
• B. $34\frac{1}{2}$
• C. $27\frac{1}{2}$
• D. $35\frac{1}{2}$
• E. $30\frac{1}{2}$

Answer 1

The correct option is A $32\frac{2}{7}$

$\frac{(500\times \left(\frac{8}{100}\right))+(360\times \left(\frac{10}{100}\right))+(400\times \frac{6}{100})+(250\times \left(\frac{12}{100}\right))}{4}=\frac{130}{4}=32\frac{1}{2}$