The following questions are based on a pie-chart and a table. The pie chart deals with percentagewise distribution of sales of mobile phones of three brands by a store X in the year 2013 where as the table deals with the ratio of respective sales. You are required to study the pie-chart and the table carefully to answer the questions.
Percentage wise distribution of sales of mobile phones by 6 stores A B C D E and F
Total number of mobile phones sold =66000
Ratio of mobiles phones sold by all stores
The difference between the number of HTC brand mobile phones sold by store A and that of Samsung brand mobile phones sold by store C is
Total mobile phones sold by store A = (14/100)*66000 = 9240
No. of htc brand mobile phones sold by store A = (2/7)*9240 = 2640
Total mobile phones sold by store C = (32/100)*66000 = 21120
No. of samsung brand phones sold by store C = (3/8)*21120 = 7920
=> Required difference = 7920-2640 = 5280
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