Aptitude Questions: Data Interpretation Set 27

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

Percentage of students enrolled in different activities in a School

Total no of students 4000

Percentage of no of boys involved in these activities out of total no of boys(2800)

1. What is the approximate % of Girls in the School ?
   A.20%
   B.30%
   C.34%
   D.27%
   E.None of these
   
   Answer & Solution

   Answer – B. 30%
   Solution:
   % = [4000 – 2800/4000]*100
   = 1200*100/4000 = 30%
   
   
   
2. What is the ratio of the number of boys enrolled in singing to that of girls enrolled in Singing. If % of boys enrolled in Singing is 4% less than the no of boys enrolled in Craft ?
   A.7:18
   B.3:17
   C.14:11
   D.21:4
   E.None of these
   
   Answer & Solution

   Answer –C. 14:11
   Solution:
   No of students enrolled in singing = 20*4000/100 = 800
   No of boys in singing = 16*2800/100 = 448
   No of girls in singing = 800 – 448 = 352
   448:352 = 56 : 44 = 14 : 11
   
   
   
3. How many boys are enrolled in dancing and singing together, if the % of boys students enrolled in dancing is twice the % of total no of students enrolled in dancing?
   A.1400
   B.1278
   C.1370
   D.1460
   E.None of these
   
   Answer & Solution

   Answer –A. 1400
   Solution:
   No of boys in dancing = 34*2800/100 = 952
   No of boys in singing = 448
   Total = 952 + 448 = 1400
   
   
   
4. What is the difference between the total no students enrolled in swimming to the no of girls enrolled in swimming, if the no of students enrolled in swimming is 10% more than the no of students enrolled in drawing ?
   A.432
   B.378
   C.624
   D.336
   E.None of these
   
   Answer & Solution

   Answer –D. 336
   Solution:
   No of students in swimming = 24% = 24*4000/100 = 960
   No of girls in swimming = 960 – [2800*12/100] = 960-336 = 624
   Diff = 960-624 = 336
   
   
   
5. What is the total number of girls enrolled in drawing and craft together, If % of total no of students enrolled in Craft is twice the % of students enrolled in Drawing ?
   A.616
   B.345
   C.564
   D.712
   E.None of these
   
   Answer & Solution

   Answer –A. 616
   Solution:
   Girls in drawing & Craft = 560-504 + 1120 – 560 = 56 + 560 = 616
   
   
   

II.Study the following information carefully to answer the given questions.
 In a class of 50 students 26% students play only cricket, 18% students play only Badminton. 10% students play only football, 20% students play only badminton and cricket, 12% students play only cricket and football and 8% students play only football and badminton. 6% students play all three games.

1. Total how many students play Badminton ?
   A.26
   B.32
   C.28
   D.35
   E.None of these
   
   Answer & Solution

   Answer – A. 26
   Solution:
   B = 10+3+4+9 = 26
   
   
   
2. How many student play both Badminton and Football ?
   A.14
   B.6
   C.4
   D.7
   E.None of these
   
   Answer & Solution

   Answer – C. 4
   
   
   
3. Find the total number no of students play only Cricket and Football ?
   A.18
   B.13
   C.15
   D.23
   E.None of these
   
   Answer & Solution

   Answer – A. 18
   Solution:
   13+5 = 18
   
   
   
4. Total number of students play cricket is how much % less than the total no of students ?
   A.33%
   B.25%
   C.43%
   D.36%
   E.None of these
   
   Answer & Solution

   Answer – D. 36%
   Solution:
   C total = 13+10+3+6 = 32
   % = [50-32/32]*100 = 18*100/50 = 36%
   
   
   
5. Find the ratio of total no of students play only badminton, football , both football and badminton together to the no of student play only cricket, football and badminton ?
   A.2:1
   B.3:2
   C.2:3
   D.1:3
   E.None of these
   
   Answer & Solution

   Answer – C. 2:3
   Solution:
   9+4+5 : 13+9+5 = 18:27 = 2:3