Question

A person is walking on a straight street. The change in distance from him to his house, which is also on this street, is shown below. Describe his trip. Find his speed on each section of this journey. There are three sections.

Answer 1

At 6 his time is 1 1/2 to 2

Answer 2

1st= 4 2nd= 0 3rd= 1.5

Explanation:

The speed on the 1st section is 4 km per hour.

The speed on the 2nd section is 0 km per hour

The speed on the 3rd section is 1.5km per hour