Question 15 Jerry jogged 9 km in an hour. He covered the last 4 km at a speed that was 2 km/h slower than his speed over the first 5 km. To help organize the above information a student created the following table and rational equation. D V 5 First 5 km 5 Last 4 km 4 4 x-2 x- 2 5 + = 1 x-2 Based on the above information, Jerry's speed over the last 4 km would be A km/h

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Question 15
Jerry jogged 9 km in an hour. He covered the last 4 km at a speed that was 2 km/h
slower than his speed over the first 5 km.
To help organize the above information a student created the following table and
rational equation.
D v t =:
First 5 km 5
Last 4 km
4
4 x-2
x- 2
5
4
= 1
x-2
Based on the above information, Jerry's speed over the last 4 km would be
km/h
Transcribed Image Text:Question 15 Jerry jogged 9 km in an hour. He covered the last 4 km at a speed that was 2 km/h slower than his speed over the first 5 km. To help organize the above information a student created the following table and rational equation. D v t =: First 5 km 5 Last 4 km 4 4 x-2 x- 2 5 4 = 1 x-2 Based on the above information, Jerry's speed over the last 4 km would be km/h
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