There are 16 boys and 4 girls in Ms. Joyner's 6th grade homeroom. What is the ratio of boys to students in Ms. Joyner's 6th grade homeroom? 5 to 3
4 to 5
5 to 4
4 to 1

You call the pizza store and find out that eachpizza has 12 slices. you expect 16 people tocome, and you estimate each person will eat 3slices. how many pizzas should you order

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

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)