Quantitative Aptitude: Data Interpretation Questions Set 112

Directions(1-5):Answer the following questions based on given information.
The given table shows the number of books published in different months and the second table shows the percentage of number of books published in the respective months by a publisher.
Note: Number of books published (in a month) = Number of books sold + Number of unsold books

1. Find the ratio of the number of books sold in March to the number of books sold in May
   3:5
   2:9
   4:7
   1:2
   3:7
   Option C
   Required ratio = 36:63 = 4:7

    

2. Find the difference between the number of books unsold in February and the number of book sold in April.
   200
   188
   195
   210
   208
   Option E
   Required Difference = 288 – 80 = 208

    

3. Find the average of the number of unsold books in January and March taken together?
   250
   274
   282
   296
   270
   Option C
   Required average = (360+204)/2 = 282

    

4. Number of unsold books is second highest in which monthly?
   January
   May
   February
   March
   April
   Option B
   May = 0.15*420 = 63 420 – 63 = 357

    

5. Out of the number of books sold in January, 30% are academic books. The number of academic books sold in January is what percentage of the number of books sold in February?
   50%
   30%
   80%
   40%
   70%
   Option A
   Number of academic books sold in January = 0.3*120
   = 36
   Required% = 36/72*100 = 50%

    

Directions(6-10): Answer the following questions based on given information.
The given graph shows the total number of people (men and women) and the number of women visiting different Meditation centres (A,B,C and D) in a town.


6. Find the ratio of the number of women visiting Meditation centre A to the number of women visiting Meditation centre C.
   39:45
   38:43
   45:41
   44:41
   41:37
   Option C
   Required ratio = 180:164 = 45:41

    

7. The number of men visiting Meditation centre D is what percentage of the total number of people visiting Meditation centre D?
   48.7%
   49.2%
   32.7%
   40.6%
   35.5%
   Option B
   Required% = (246/500)*100 = 49.2%

    

8. The respective ratio of the number of married women to unmarried women visiting Meditation centre B is 4:3 and the respective ratio of married people to unmarried people visiting Meditation centre B is 5:4, find the number of married men visiting Meditation centre B.
   142
   150
   166
   138
   174
   Option D
   Number of married women visiting Meditation centre B
   = (4/7)*196 = 112
   Number of married people visiting Meditation centre B = (5/9)*450 = 250
   Number of married men visiting Meditation centre B = 250 – 112 = 138

    

9. Find the difference between the average number of men visiting Meditation centre A and B taken together and the average number of men visiting Meditation centre C and D taken together.
   44
   38
   70
   56
   65
   Option D
   Required difference = (240+254)/2 – (136+246)/2 = 56

    

10. The respective ratio of the number of married people to unmarried people visiting Meditation centre C is 8:7. Find the number of married people visiting Meditation centre C.
    174
    160
    155
    142
    136
    Option B
    Number of married people visiting Meditation centre C = 8/(8+7)*300 = 160