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From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a. m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

Orange juice has a lower or higher viscosity than chocolate syrup

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.