Question 70
The Table given below presents the number of books on different subjects kept on separate shelves. Subjects with odd and even numbers are of Arts and Science respectively.
The number of books of S3 is what percent (correct to one decimal place) of the average number of Science books?
Solution
Number of books in S3 = 31
Average number of science books = $$\frac{29 + 34 + 38}{3}$$ = 33.66
Required % = $$\frac{31}{33.66} \times 100$$ = 92.1 %
So, the answer would be option a)92.1%
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