Data Interpretation Ques 67

Question-

Directions : Study the following graph carefully and answer the questions given below it.

Total number of students appeared and qualified from various schools at a Scholarship Exam

What is the difference between the average number of students appeared in the Scholarship exam from all the given schools and the average number of students qualified from all the given schools?

(1) 950

(2) 1100

(3) 990

(4) 1020

(5) None of these

Show Answer

Answer: (1)

Solution: (1)

Total number of students passed in the exam $=1750+1250+2250+2000+$ $2000=9250$

Total number of students appeared at the exam $=14000$

Difference $=14000-9250=4750$

$\therefore$ Required difference of averages $=\frac{1}{5} \times 4750=950 $



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