The following pie charts show the number of start-ups started in various sectors since 2016 and the number of successful startups in those sectors respectively.

What is the ratio of the number of successful start-ups to that of unsuccessful strut-ups in Fin-tech sector?

13 : 19

Number of successful start-ups of Fin-tech : Unsuccessful start - ups in Fin-tech

                      104                 :           152

                        13                 :             19