Eitan is on a train heading west into the city while Dmitri is on a train on the adjacent track heading east, away from the city
. They start 150 miles apart. Eitan’s train is traveling at an average speed of 65 miles per hour while the average speed of Dmitri's train is 55 miles per hour. How long will it take the two trains to reach each other? How far outside the city will they be? The time when the two trains reach each other is _____
The trains are away from the city when they reach each other________
The solution to the system of equations is (x, y) = (10, 14), where x is the number of 3-point questions and y is the number of 5-point questions. The appropriate choice is ... The test contains 10 three-point questions and 14 five-point questions. (2nd selection)
