Is 3times4 the same as 4 times 3​

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

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.