Question 419207
trains a and b are traveling in the same direction on parallel tracks. Train A is traveling at 40 miles per hour and train b is traveling at 44 miles per hour. Train A passes a station at 4:20 am. If train b passes the same station at 4:50am, at what time will train b catch up to train a''.

what time will train b catch up to train a??
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Train A is 20 miles ahead at 0450 (40 mph * 0.5 hr)
Train B gains on train A at 4 mph (44- 40)
20 mi/4 mph = 5 hours
0450 + 5 = 0950 or 9:50 AM