(01.02 mc)the number line shows the distance in meters of two divers, a and b, from a shipwreck located at point x write an expression using subtraction to find the distance between the two divers. show your work and solve for the distance using additive inverses.

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.