Two data sets are shown. If a number is selected at random from data set x, what is the probability that the selected number is also a number in data set y?.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

10 points? me . its important ‼️‼️

Extra points! find the missing dimension! need asap