The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
When is the body moving forward?
A. 0 < t < 1, 3 < t < 4, 5 < t < 7
B. 0 < t < 3, 3 < t < 5, 5 < t < 8
C. 0 < t < 1, 3 < t < 4, 5 < t < 7, 9 < t < 10
D. 0 < t < 8
Answer: C
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A. 
B. 
C. 
D. 
Write an inequality using the variable x that corresponds to the set graphed on the number line.
A. x ? 6 B. x > 6 C. x ? 6 D. x < 6
Find the median for the given sample data.A store manager kept track of the number of newspapers sold each week over a seven-week period. The results are shown below.70, 22, 216, 130, 273, 242, 238Find the median number of newspapers sold.
A. 238 newspapers B. 216 newspapers C. 170 newspapers D. 130 newspapers
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(-1, 0)
A. constant B. increasing C. decreasing