Question

anna went for a run. her speed during various intervals of her run is shown on the following graph.
select an interval during which the graph is increasing.

• point d to point e
• point b to point c
• point e to point f
• point c to point d

Explanation:

An increasing graph means speed rises as time increases.

• D to E: Speed goes from 2.5 to 4.5 (increases).
• B to C: Speed stays at 5 (constant).
• E to F: Speed drops to 0 (decreases).
• C to D: Speed falls to 2.5 (decreases).

Only D to E is increasing.

Answer:

Point D to Point E