What inequality would represents all possible values for x when x + 15 ≤ 40 ?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

The graph shows how many words per minute two students read. drag to the table the unit rate that matches each graph.

Write 37/22 as a decimal rounded to the nearest hundredth.