Question
Julie and Sam started biking at 7.40 a.m. along 10-km trail. Julie took 30 minutes to reach the finishing point. Sam’s speed was 14 km/h slower than Julie’s. At what time did Sam reach the finishing point?
3 m

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Julie and Sam started biking at 7.40 a.m. along 10-km trail. Julie took 30 minutes to reach the finishing point. Sam’s speed was 14 km/h slower than Julie’s. At what time did Sam reach the finishing point?