# Moderate Bar Charts Solved QuestionData Interpretation Discussion

Common Information

The bar graph given below shows the data of the production of paper (in lakh tonnes) by three different companies $X$, $Y$ and $Z$ over the years.

 Q. Common Information Question: 1/6 For which of the following years, the percentage rise/fall in production from the previous year is the maximum for Company $Y$?
 ✔ A. 1997 ✖ B. 1998 ✖ C. 1999 ✖ D. 2000

Solution:
Option(A) is correct

Percentage change (rise/fall) in the production of Company $Y$ in comparison to the previous year, for different years are:

For 1997,

$=\left[\dfrac{35 - 25}{ 25} × 100\right]\%$

$= 40\%.$

For 1998,

$=\left[\dfrac{35 - 35}{ 25} × 100\right]\%$

$= 0\%.$

For 1999,

$=\left[\dfrac{40 - 35}{ 35} × 100\right]\%$

$= 14.29\%.$

For 2000,

$=\left[\dfrac{50 - 40}{ 40} × 100\right]\%$

$= 25\%$

Hence, the maximum percentage rise/fall in the production of Company $Y$ is for 1997