The bar chart shows the marks distribution in am English test. What percentage of the students had marks ranging from 35 to 50?
-
A.
55(frac{1}{3})% -
B.
60% -
C.
65% -
D.
66(frac{2}{3})%
Correct Answer: Option D
Explanation
Percentage of students with marks ranging from 35 to 50 = (frac{f_{35} + f{40} + f{50}}{sum f})
= (frac{35 + 40 + 45}{20 + 35 + 40 + 45 + 25 + 15}) x 100%
= (frac{120}{180}) x 100%
= 66(frac{2}{3})%