Andy is kayaking on a river in Morgan County, moving down the river at a speed of 10 miles per hour. Meanwhile, Tatsu is on a je
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Answer:
5 km/h
Step-by-step explanation:
Let x km/h be Ed's rate in the evening, then x+1 km/h is his rate in the morning. It takes him
hours in the morning to pass 12 km;
hours in the evening to pass 12 km.
In total, it takes him 5 hours 24 minutes ( hours), then
Solve this equation:
Ed's rate cannot be negative, thus x=4 km/h. His morning rate is x+1=5 km/h.