Which fraction is terminating decimal 1/9 5/16 2/13 7/11

Me because some of question i don’t understand

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.

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?