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1. Refer to the pie-chart and the table carefully and answer the given question.
Distribution of total number of cellular phones (both Nokia and Samsung) sold by six stores in October.
Ratio of the number of Nokia cellular phones sold to that of Samsung cellular phone sold.
The number of Nokia cellular phones sold by store R is what percent more than that of Samsung cellular phones sold by store P and Q together?
Number of Nokia phones sold by store R = 1120
Number of Samsung phones sold by store P and Q together
= 672 + 280
= 952
Distribution of total number of cellular phones (both Nokia and Samsung) sold by six stores in October.
Ratio of the number of Nokia cellular phones sold to that of Samsung cellular phone sold.
| Store | Ratio |
| P | 4 : 3 |
| Q | 3 : 1 |
| R | 5 : 4 |
| S | 7 : 6 |
| T | 1 : 4 |
| U | 11 : 10 |
The number of Nokia cellular phones sold by store R is what percent more than that of Samsung cellular phones sold by store P and Q together?
Solution:
| Store | Nokia Cellular Phones | Samsung Cellular Phones | Total Number of Cellular Phones |
| P | 896 | 672 | 1568 |
| Q | 840 | 280 | 1120 |
| R | 1120 | 896 | 2016 |
| S | 1568 | 1344 | 2912 |
| T | 448 | 1792 | 2240 |
| U | 704 | 640 | 1344 |
Number of Nokia phones sold by store R = 1120
Number of Samsung phones sold by store P and Q together
= 672 + 280
= 952