MCQOPTIONS
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				| 1. | 
                                    The ratio of the number of boys to the number of girls using the smartphones of Samsung and Sony together is | 
                            
| A. | 12 : 13 | 
| B. | 13 : 12 | 
| C. | 14 : 11 | 
| D. | 11 : 14 | 
| Answer» C. 14 : 11 | |