Directions (1 - 5): Study the following graph carefully and answer the questions given below:
Total Number of Students Appeared and Qualified from Various Schools at a Scholarship Exam.
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Examveda

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 school together?

A. 950

B. 1100

C. 990

D. 1020

E. None of these

Answer: Option A

Solution(By Examveda Team)

Average number of students appeared from all the schools
= $$\frac{1}{5}$$(3000 + 2250 + 3250 + 2500 + 3000)
= $$\frac{14000}{5}$$
= 2800
Average number of students qualified from all the schools
= $$\frac{1}{5}$$(1750 + 1250 + 2250 + 2000 + 2000)
= $$\frac{9250}{5}$$
= 1850
∴ Required difference
= 2800 - 1850
= 950

This Question Belongs to Data Interpretation >> Bar Chart

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