Vanessa was trying to put some files on her flash drive. If she had one file that was 1.9 mb
and another file that was 3.8 mb what is their combined file size?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Find the area of an equilateral triangle with a side of 6 inches

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)