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MBA Quantitative Aptitude Questions & Answers – Bar Graphs Set-I

Jun 23, 2016 12:56 IST

    Bar Graphs’ is another significant topic of Arithmetic chapter in the Quantitative Aptitude Section. This topic is given to test your aptitude in the Data Interpretation section. You can expect both direct and indirect application questions pertaining to this topic.

    These questions are not very difficult to solve, but interpreting them involved great time. Thus, in order to speed up your skills pertaining to the ‘Bar Graphs’ topic, you must practice these questions at MBA section of Jagranjosh.com.  

    Directions (1-5): Answer the following questions based on the information provided by bar chart given below.

    Percentage of households using various appliances in two years

    1. By what percentage is the households that used TV more than the households that used refrigerator in 2010?

    a) 5%

    b) 5.55%

    c) 5.75%

    d) 6%

    2. By what percentage do the Car users rise in the two years?

    a) 9.99%

    b) 3.33%

    c) 6.33%

    d) 6.67%

    3. If the household population is 112 million in 2010, how many used washing machine?

    a) 96 million

    b) 95.2 million

    c) 95.8 million

    d) 96.2 million

    4. If the household population is 128 million in 2010, how many more people used TV than a car?

    a) 19.2 million

    b) 18.8 million

    c) 19 million

    d) 19.4 million

    5. Which of the appliances has the lowest rate of increase from 2009 to 2010?

    a) TV

    b) Washing Machine

    c) Refrigerator

    d) Car

    Directions (6-10): Study the following bar chart and the data table to answer the questions given below them.

    Percentage of boys and girls in 6 colleges

     

    Boys (%)

    Girls (%)

    1

    54

    46

    2

    58

    42

    3

    64

    36

    4

    72

    28

    5

    49

    51

    6

    51

    49

    6. How many more boys than girls are there in college 3?

    a) 822

    b) 802

    c) 792

    d) 812

    7. What is the average number of girls in all the colleges?

    a) 1485

    b) 1487

    c) 1483

    d) 1492

    8. Which college has the minimum number of boys?

    a) 2

    b) 3

    c) 5

    d) 6

    9. What percentage of boys in college 4 are the boys in college 1?

    a) 68.7%

    b) 66.8%

    c) 67.8%

    d) 69%

    10. If the number of boys in each college is reduced by half and the total number of students in all the colleges remain the same how many girls will be there in all the colleges together?

    a) 12850

    b) 15820

    c) 15280

    d) 18520

    Answers

    Ques 1

    Ques 2

    Ques 3

    Ques 4

    Ques 5

    Ques 6

    Ques 7

    Ques 8

    Ques 9

    Ques 10

    b

    d

    b

    a

    a

    d

    a

    d

    c

    C

    Explanation

    Explanation (1):

    Explanation (2):

    Explanation (3):

    Explanation (4):

    Explanation (5):

    Explanation (6):

    Number of boys in college 3= 1856

    Number of girls in college 3= 844

    More number of boys= 1856-1044=812

    Explanation (7):

    Explanation (8):

    Number of boys in college 2 = 0.58 × 3800 = 2204

    Number of boys in college 3 = 0.64 × 2900 = 1856

    Number of boys in college 5 = 0.49 × 3600 = 1764

    Number of boys in college 6 = 0.51 × 2300 = 1173

    Explanation (9):

    Number of boys in college 1 = 2322

    Number of boys in college 4 = 3420

    Percentage of 2322 out of 3420 = 67.8%

    Explanation (10):

    The total number of boys in all 6 colleges = 12739

    Half the number of boys = 6370 (rounded)

    Total number of students = 21650

    Number of girls = 21650-6370 =15280

    To practice more concepts of Quantitative Aptitude Section for your MBA Exam, keep visiting jagranjosh.com


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