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Question

Answer the question based on the information given in the following table A,B, C, D, E denote companies and 2006, 2007, 2008, 2009 and 2010 denote years.Number of units manufactured(M) and Number of units sold (s)(in hundred) by five different companies over the years.

AABBCCDDEE

MSMSMSMSMS
20062.81.33.32.22.61.73.02.21.91.4
20073.22.02.41.62.21.52.51.92.01.7
20081.90.92.91.62.11.02.31.51.61.1
20091.00.42.41.32.81.42.11.23.22.5
20102.51.52.31.22.62.11.81.13.12.6

What is the approximate per cent increase in the number of units sold by company E in the year 2007 from the previous year?

A
17
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B
36
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C
27
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D
21
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Solution

The correct option is C 21
number of units sold by company E in 2007=1.7
number of units sold by company E in 2006=1.4
percentage increase
= 1.71.41.4×100
= 0.31.4×100=21.4%=21%

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