Find two numbers that multiply to give 48 and add to give 19

Just tell me how to set up the equation.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.