Please help Select The Algebraic Rule that describes the dialtion of jklm to j'k'l'm

1.(1/3x,1/3y)
2.(3x,3y)
3.(4x,4y)

will give brainilsit

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.