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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& 2010 denote years.
| A | B | C | D | E | ||||||
| M | S | M | S | M | S | M | S | M | S | |
| 2006 | 2.8 | 1.3 | 3.3 | 2.2 | 2.6 | 1.7 | 3.0 | 2.2 | 1.9 | 1.4 |
| 2007 | 3.2 | 2.0 | 2.4 | 1.6 | 2.2 | 1.5 | 2.5 | 1.9 | 2.0 | 1.7 |
| 2008 | 1.9 | 0.9 | 2.9 | 1.6 | 2.1 | 1.0 | 2.3 | 1.5 | 1.6 | 1.1 |
| 2009 | 1.0 | 0.4 | 2.4 | 1.3 | 2.8 | 1.4 | 2.1 | 1.2 | 3.2 | 2.5 |
| 2010 | 2.5 | 1.5 | 2.3 | 1.2 | 2.6 | 2.1 | 1.8 | 1.1 | 3.1 | 2.6 |
What is the average number of units sold by company D over all the years together?
Options
166
158
136
147
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Solution
158
Explanation:
From the table,
Total number of units sold by company D over all the years together
= 2.2 + 1.9 + 1.5 + 12 + 1.1
= 7.9 hundred = 790
∴ Average number of units sold by company D over all the years together`=790/5=158`
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