What was the hiker's average speed for the entire hike? : d (image attached) (i mark brainliest answers! )

a.
2.0 km/h

b.
10 km/h

c.
5.7 km/h

d.
6.7 km/h

2 over 5

step-by-step explanation:

the 2: 3 ratio is the length of the ac segment to the cb segment total length. this implies that the ratio between segment ac length and segment ab length is 2: 5. point c is 2/5 from a to b, so the required fraction is 2/5.

pla·gia·rism

/ˈplājəˌrizəm/

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noun

the practice of taking someone else's work or ideas and passing them off as one's own.

step-by-step explanation: