Difficult Data Interpretation Set: Part 12

Directions (1-5): Study the following pie- charts and table carefully and answer the questions given below:

Details of students who scored from six schools of Delhi in Class XIIthe result:

Ratio of Girls to Boys

School	95 per cent and above	Between 90-95 percent
S₁	11:5	3:2
S₂	5:7	1:4
S₃	3:5	5:3
S₄	7:1	2:3
S₅	5:4	9:5
S₆	5:3	3:4

1. What is the difference between the no. of boys who scored 95 percent and above from schools S₅ and the no. of boys who scored between 90-95 per cent from school S₅?

1. 115

2. 120

3. 100

4. 110

5. 125

2. The number of girls of school S₂ who scored between 90-95 percent is approximately what percent of the no. of girls of school S₄ who scored 95 percent and above?

1. 28.57%

2. 22.46%

3. 29.95%

4. 35.48%

5. 32.46%

3. The number of boys of school S₅ and S₆ together who scored 95 percent and above is approximately what percent more or less than the number of girls of school S₂ and S₅ together who scored between 90-95 percent?

1. 26% more

2. 22% more

3. 26% less

4. 24% more

5. 32% less

4. The average number of girls who scored 95 percent and above from all the schools together is 

1. 503

2. 506

3. 518

4. 545

5. 556

5. What was the ratio of the number of boys of school S₃ who scored between 90-95 percent to the number of boys, who scored 95 percent and above in the same school?

1. 5:9

2. 10:17

3. 10:13

4. 8:9

5. 12:17

Answer :

1. 4;

Required difference

2. 1;

Required percent

3. 3;

Number of boys (as required)

Number of girls (as required)

∴ Required percent less

4. 5;

Required average

5. 2;

Required ratio