Vuruly Rate Concepts
Les to solve 5 logic puzzles, and it takes Amy 28 minutes to
It takes Maya 30 minutes to solve 5 logico
solve 4 logic puzzles. Use models to show the rate at
the puzzles, in minutes per puzzle.
w the rate at which each student solves

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

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)

Asap! i'm not good math and i'm lost.