I really extremely need help! I will give you 5 stars and branilest The roast beef was 48 pounds. After the grinch finished carving there was only 7.5% left. How many pounds of roast beast were left after the feast?

Which equation matches the graph shown ?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 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)

Tell whether the two rates form a proportion