Which inequality is represented by the number line graph?
a) x > -3
b) x < -3
c) x ≥ -3
d) x ≤ -3

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.