Question
Pierre jogged while Lynn walked from the same place but in opposite directions along a straight road. After 3 hours, they were 18 km apart. Lynn’s average speed was 1.4 km/h slower than Pierre’s average speed. What was Lynn’s average walking speed in km/h? Express your answer in decimal.
3 m

Click button first when a symbol is required. X

Pierre jogged while Lynn walked from the same place but in opposite directions along a straight road. After 3 hours, they were 18 km apart. Lynn’s average speed was 1.4 km/h slower than Pierre’s average speed. What was Lynn’s average walking speed in km/h? Express your answer in decimal.