Discussion Forum



Study the following line graph carefully and answer the questions given below:

Production (in tonnes) and Sales (in tonnes) of Company A from 2006 to 2011

2622021596_line graph 9.JPG

The table given below represents the ratio of the production (in tonnes) of Company A to-the production (in tonnes) of Company B and ratio of sales of Company A and Company B.

 

Year

Production (A : B)

Sales (A : B)

2006

5:4

2:3

2007

8:7

11:12

2008

3:4

9:14

2009

11:12

4:5

2010

14: 13

10:9

2011

13 :14

1:1

 
1)

What is the approximate percentage increase in the production of company A from 2009 to 2010?


A) 18%

B) 38%

C) 23%

D) 27%

E) 32%

Answer:

Option D

Explanation:

Percentage increase in production of A from 2009 to 2010

= $\left[\frac{\left(700-550\right)}{550}\times100\right]$%
= $\frac{300}{11}$% = 27.2% = 27% (approx.)