Question : Study the following bar graph and answer the questions given below.
Difference between the number of boys and girls in schools A, B, C, D, and E.
Total number of boys and girls in schools A, B, C, D, and E.
Note: The number of boys > the number of girls
The number of boys in school B is what percentage of the total number of students in that school?
Option 1: 40%
Option 2: 50%
Option 3: 60%
Option 4: 55%
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Correct Answer: 60%
Solution :
Number of students in school B = Boys + Girls = 2600 ---(1)
Difference between Boys and Girls in school B = Boys – Girls = 520 ---(2)
Add equation (1) and (2)
2Boys = 2600 + 520 = 3120
⇒ Boys = $\frac{3120}{2}$ = 1560
Percentage of Boys = $\frac{1560}{2600}\times 100$ = 60%.
Hence the correct answer is 60%.
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