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Question

What percent to the average sales of branches B1B2andB3 in 2007 is the average sales of branches B1,B2,andB6 in 2006 ?
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A
75%
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B
77%
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C
87.5%
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D
70%
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Solution

The correct option is C 87.5%
Average sales (in thousand numbers) of branches B1,B3B6 in 2006
=13×(80+95+70)=(2453)
Average sales (in thousand numbers)of branches B1,B2andB3 in 2007.
=13×(105+65+110)=(2803)
Required percentage.
=⎢ ⎢ ⎢ ⎢(2453)(2803)×100⎥ ⎥ ⎥ ⎥%=(245280×100)%
=87.5%

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