Jo says she can find the equivalent of 3/4 by multiplying the percent equivalent of 1/4 by 3. how can you use a percent bar model to support this claim?

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.