# Easy Pie Charts Solved QuestionData Interpretation Discussion

Common Information

Answer the questions on the basis of the information given below.

The following pie chart provides information about the revenue generated by six companies $A, B, C, D, E$ and $F$ as a percentage of the total paper market (in Rs.) in the year 2007.

These are the only six companies producing paper in the market.

 Q. Common Information Question: 4/5 If the revenue generated by company $E$ increases by 15% in the year 2008, then find the percentage increase in the revenue generated by these six companies in the year 2008 assuming that all the other companies except $E$ generated the same revenue as they did in the year 2007.
 ✔ A. 2.1% ✖ B. 3.5% ✖ C. 1.8% ✖ D. 4.2%

Solution:
Option(A) is correct

Required percentage increase:

$=\left[\dfrac{1.15×0.14 +0.86 – 1}{1}\right]×100$

$= \textbf{2.1%}$

## (2) Comment(s)

Mathew
()

could you please give a more elaborate solution

Anonymous
()

Since the values are give in percentage, we ,may assume revenue of E to be 14 units. Now its revenue increases by 15% this means revenue of E increases by 2.1 units this is also total increase in revenue thus (2.1/100)*100=2.1% is correct answer