The following line graph gives the annual percent profit earned by a Company during the period 1995 – 2000.
Percent Profit Earned by a Company Over the Years.
%Profit =  Income – Expenditure  x 100 
Expenditure 
2.  If the income in 1998 was Rs. 264 crores, what was the expenditure in 1998?  
Answer: Option C Explanation: Let the expenditure is 1998 be Rs. x crores.
Expenditure in 1998 = Rs. 160 crores. 
3.  In which year is the expenditure minimum?  
Answer: Option D Explanation: The linegraph gives the comparison of percent profit for different years bu the comparison of the expenditures is not possible without more data.Therefore, the year with minimum expenditure cannot be determined. 
4.  If the profit in 1999 was Rs. 4 crores, what was the profit in 2000?  
Answer: Option D Explanation: From the linegraph we obtain information about the percentage profit only. To find the profit in 2000 we must have the data for the income or expenditure in 2000. Therefore, the profit for 2000 cannot be determined. 
5.  What is the average profit earned for the given years?  
Answer: Option B Explanation: Average percent profit earned for the given years

6.  During which of the following year was the ratio of income to the expenditure the minimum?  
Answer: Option B Explanation:
From this it is clear that the ratio of income to expenditure is minimum for the year in which the % Profit has the minimum value. Since, out of given years (i.e., out of 1996, 1997, 1998, 1999 and 2000), the Company has the minimum % profit in the year 1997. So the minimum ratio of income to expenditure is in the year 1997. 
7.  During which year the ratio of percentage profit earned to that in the previous year is the minimum?  
Answer: Option B Explanation: The ratio percentage profit earned to that in the previous year, for different years are:
Clearly, this ratio is minimum for 1997. 
8.  If the expenditure in 2000 is 25% more than expenditure in 1997, then the income in 1997 is what percent less than the income in 2000?  
Answer: Option C Explanation: Let the expenditure is 1997 be x.
Also, let the incomes in 1997 and 2000 be I_{1} and I_{2} respectively. Then, for the year 1997, we have:
Also, for year 2000, we have:
Difference between the two income = (2x – 1.45x) = 0.55x. 