Hello Aspirants. Welcome to Online Quantitative Aptitude section in AffairsCloud.com. Here we are creating question sample From **Data Intrepretation** that is important for IBPS,SBI exam,SSC exam, Railways Exam,FCI exam and other competitive exams. We have included Some questions that are repeatedly asked in exams !!

**I. Study the following information to answer the given questions**

** In a School, 150 students of 12 ^{th} are enrolled. The ratio of boys and girls is 7:8. There are 3 groups such as Biology, Computer Science and History. In Biology there are 50% girls of their total number and the boys are 40% of their total number, In Computer Science girls are 30% of their total number and boys are 30% of their total number. History girls 20% of their total number and boys 30% of their total number.**

** 7 boys and 9 girls are in Computer Science and Biology both. 6 boys and 7 girls are in Computer Science and History both.5 boys and 8 girls are in Biology and History both. 2 boys and 3 girls are enrolled in all the 3 group.**

**Find the ratio of boys and girls only in Biology ?**

A)13:9

B)9:13

C)9:11

D)7:10

E)None of these

**B)9:13**

Explanation :

Boys : Girls = 7:8 = 70:80

Biology B = 40*70/100 = 28; G =50*80/100 = 40

CS B = 30*70/100= 21; G= 30*80/100 = 24

History B = 30*70/100 = 21; G= 20*80/100 = 16

CS + Biology => B = 7 ; G = 9

CS + History => B = 6 ; G = 7

Biology + History => B = 5 ; G = 8

Biology B:G =18:26 = 9:13

**What % of GIRLS are enrolled in all the 3 disciplines ?**

A)4

B)3.3

C)2

D)3

E)None of these

**C)2**

Explanation :

G = 3

% = 3*100/150 = 2

**The number of girls enrolled in Computer Science only ?**

A)21

B)24

C)10

D)11

E)None of these

**D)11**

**The no of boys in Biology is how much % more than the no of girls in Computer Science ?**

A)16.67%

B)16.64%

C)14.66%

D)12.67%

E)None of these

**A) 16.67%**

Explanation :

B =28 G = 24

4*100/24 = 16.67

**Find the average no of boys in all the three groups ?**

A)23.32

B)23.33

C)23.43

D)24.44

E)None of these

**B)23.33**

Explanation :28+21+21/3 = 23.33

**II. Study the following information to answer the given questions**

**How many students have scored the highest marks in more than one subjects ?**

A)None

B)One

C)Two

D)Three

E)Four

**C)Two**

Explanation :

Balu : 96 92

Dinesh : 90 88

**How many marks did Chinna get in all the subjects ?**

A)405

B)440

C)540

D)450

E)None of these

**D)450**

Explanation :76+66+78+88+72+70 = 450

**What are the average marks obtained by all the students in Maths ?**

A)77

B)76

C)67

D)70

E)None of these

**A)77**

Explanation :(88+84+78+96+68+50)/6 = 464/6 = 77.33 = 77

**Find an aggregate percentage of Easwar ?**

A)46%

B)64%

C)44%

D)66%

E)None of these

**B)64%**

Explanation :

64+70+68+72+68+74 = 416

Total = 650

% = 416*100/650 = 64%

**Who have scored lowest total marks in all the subjects together ?**

A)Dinesh

B)Faiz

C)Easwar

D)Balu

E)None of these

**B)Faiz**

Explanation :Akilesh 66+75+88+56+56+90 = 431

Balu 82+76+84+96+92+88 = 518

Chinna 76+66+78+88+72+70 = 450

Dinesh 90+88+96+76+84+86 = 520

Easwar 64+70+68+72+68+74 = 416

Faiz 48+56+50+64+64+58 = 340

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