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Discussion Forum



 Study the following pie-charts, carefully and answer the questions given below:

 Distribution of total number of Dell Laptops Sold by 5 Stores

2322021441_pie chart 15a.JPG

Distribution of Number of Laptops (both Dell and Lenovo) Sold by 5 Stores in 2011

2322021971_pie chart 15b.JPG

 

 

1)

Number of Dell laptops sold by store Q is approximately what Percent of the number of  laptops (both Dell and Lenovo) sold by store R?


A) 28%

B) 45%

C) 50%

D) 38%

Answer:

Option D

Explanation:

Percent of Dell Laptops sold by Store Q = 25%

Total number of Dell laptops sold by store Q

= $\frac{25}{100}\times2400$ = 600

Percent of Dell Laptops Dell and Lenovo Sold by store R=35

Number of laptops (Dell and Lenovo) sold by store R

= $\frac{35}{100}\times4500$ = 1575

Required percentage = $\frac{600}{1575}\times100$

= 38.095% = 38%