Question
Charlie jogged while Roshel walked from the same place but in opposite directions along a straight road. After 2 hours, they were 12 km apart. Roshel’s average speed was 1.2 km/h slower than Charlie’s average speed. What was Roshel’s average walking speed in km/h? Express your answer in decimal.
3 m

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Charlie jogged while Roshel walked from the same place but in opposite directions along a straight road. After 2 hours, they were 12 km apart. Roshel’s average speed was 1.2 km/h slower than Charlie’s average speed. What was Roshel’s average walking speed in km/h? Express your answer in decimal.