Question 342065
D=RT
D=60T FOR TRAIN A
D=80(T-.25) FOR TRAIN B
60T=80(T-.25)
60T=80T-20
60T-70T=-20
-20T-20
T=-20/-20
T=1 HOUR AFTER TRAIN A LEAVES THE STATION THEY WILL MEET.
TIME OF THE MEETING=1:25+1:00=2:25.
PROOF:
60*1=80(1-.25)
60-80*.75
60=60