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OpenStudy (gamenerd123):
Train A and train B leave a central station at the same time. They travel the same speed, but in opposite directions, with train A heading towards station A, and train B heading towards station B. Train A reaches station A after 3 h. Train B reaches station B after 2 1/4 h. Station A and B are 420 mi apart. What is the rate of the trains?
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OpenStudy (gamenerd123):
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OpenStudy (triciaal):
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