Question
Joelle and Ken started biking at 7.30 a.m. along 10-km trail. Joelle took 30 minutes to reach the finishing point. Ken’s speed was 14 km/h slower than Joelle’s. At what time did Ken reach the finishing point?
3 m

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Joelle and Ken started biking at 7.30 a.m. along 10-km trail. Joelle took 30 minutes to reach the finishing point. Ken’s speed was 14 km/h slower than Joelle’s. At what time did Ken reach the finishing point?