Line Graph: Exercise-6


Overview:


Questions and Answers Type:MCQ (Multiple Choice Questions).
Main Topic:Data Interpretation.
Data Interpretation Sub-topic:Line Graph Questions and Answers.
Number of Questions:5 Questions with Solutions.

Directions: Study the following graph carefully and answer the questions given below it.


The Production and sales of a company A from 2015-20 (in tonnes).


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The ratio of the production and sales of company A and company B are given below.


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  1. What is the approximate percentage increase in the sales of company A from 2015 to 2017?

    1. 52 %
    2. 59 %
    3. 67 %
    4. 69 %


Answer: (c) 67 %

Solution: Percentage increase in sales of company A from 2015 to 2017. $$ = \left[\frac{500 - 300}{300} \times 100\right] \ \% $$ $$ = 66.67 \ \% $$ $$ \approx 67 \ \% $$

  1. In the year 2019, the sales of company A, was approximately what percent of its production in the same year?

    1. 87.5 %
    2. 81.2 %
    3. 74.3 %
    4. 71.1 %


Answer: (a) 87.5 %

Solution: Required percentage. $$ = \left[\frac{700}{800} \times 100\right] \ \% $$ $$ = 87.5 \ \% $$

  1. In the year 2020, the sales of company B, was approximately what percent of its production in the same year?

    1. 67 %
    2. 64 %
    3. 62 %
    4. 60 %


Answer: (b) 64 %

Solution: The sales of company B in the year 2020. $$ = \left[\frac{5}{8} \times 600\right] $$ $$ = 375 \ Tonnes $$ The production of company B in the year 2020. $$ = \left[\frac{5}{6} \times 700\right] $$ $$ = 583.34 \ Tonnes $$ $$ \approx 583 \ Tonnes $$ Required percentage. $$ = \left[\frac{375}{583} \times 100\right] \ \% $$ $$ = 64.33 \ \% $$ $$ \approx 64 \ \% $$

  1. What is the ratio of production of company A in the year 2016 to the production of company A in the year 2017?

    1. 5 : 7
    2. 4 : 5
    3. 2 : 3
    4. 6 : 7


Answer: (d) 6 : 7

Solution: Required ratio. $$ = \frac{600}{700} $$ $$ = 6 : 7 $$

  1. What is the ratio of sales of company B in the year 2018 to the sales of company B in the year 2019?

    1. 15 : 17
    2. 14 : 15
    3. 11 : 13
    4. 12 : 13


Answer: (b) 14 : 15

Solution: The sales of company B in the year 2018. $$ = \left[\frac{4}{5} \times 700\right] $$ $$ = 560 \ Tonnes $$ The sales of company B in the year 2019. $$ = \left[\frac{6}{7} \times 700\right] $$ $$ = 600 \ Tonnes $$ Required ratio. $$ = \frac{560}{600} $$ $$ = 14 : 15 $$