Question
Tiffany and Archie started biking at 9.40 a.m. along 10-km trail. Tiffany took 30 minutes to reach the finishing point. Archie’s speed was 14 km/h slower than Tiffany’s. At what time did Archie reach the finishing point?
3 m

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Tiffany and Archie started biking at 9.40 a.m. along 10-km trail. Tiffany took 30 minutes to reach the finishing point. Archie’s speed was 14 km/h slower than Tiffany’s. At what time did Archie reach the finishing point?