Line Graph: Exercise-1



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


Percent profit earned by two companies over the given years.


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  1. If the expenditure of the company B in 2009 was Rs.150 lacs, what was the income of the company in that year?

    1. Rs.155 lacs
    2. Rs.175 lacs
    3. Rs.195 lacs
    4. Rs.210 lacs


Answer: (c) Rs.195 lacs

Solution: Income of the company B in the year 2009, $$ = 150 \times \frac{130}{100} $$ $$ = Rs.195 \ lacs $$

  1. If the income of the company A in the year 2010 was Rs.900 lacs, what was the expenditure of the company in that year?

    1. Rs.720 lacs
    2. Rs.725 lacs
    3. Rs.730 lacs
    4. Rs.732 lacs


Answer: (a) Rs.720 lacs

Solution: Expenditure of the comapny A in the year 2010, $$ = 900 \times \frac{100}{125} $$ $$ = Rs.720 \ lacs $$

  1. If the income of the company B in the year 2007 was Rs.250 lacs, what was its profit in that year?

    1. Rs62.5 lacs
    2. Rs65.7 lacs
    3. Rs68.2 lacs
    4. Rs70.3 lacs


Answer: (a) Rs62.5 lacs

Solution: Let the profit of the company B in the yaer 2007 = Rs.X lacs

Then, $$ \frac{X}{250} \times 100 = 25 $$ $$ X = \frac{125}{2} $$ $$ X = Rs \ 62.5 \ lacs $$

  1. If the income of two companies in the year 2006 were equal, what was the ratio of their expenditure?

    1. 25:26
    2. 24:25
    3. 23:24
    4. 22:23


Answer: (c) 23:24

Solution: Required ratio, $$ = \frac{100}{120} \times \frac{115}{100} $$ $$ = \frac{115}{120} $$ $$ = 23 : 24 $$

  1. What is the percent increase in profit for company A from the year 2009 to 2011?

    1. 140%
    2. 120%
    3. 110%
    4. 100%


Answer: (d) 100%

Solution: Required percent increase, $$ = \frac{30 - 15}{15} \times 100 $$ $$ = 100 \ \% $$




Line Graph

Exercise-1

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