Data Interpretation Ques 188
Directions : Study the following bar-diagram carefully and answer the questions given below it.
Number of students attending Maths and Science classes in four different schools
By what per cent is the total number of students of school Y more than that of school W?
(1) $63.5 \%$
(2) $64 \%$
(3) $45 \%$
(4) $57 \%$
(5) $48 \%$
Show Answer
Correct Answer: (4)
Solution: (4) Required ratio
$=\frac{220-140}{140} \times 100$
$=\frac{8000}{140} \approx 57 \%$
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