When finding the unit rate of a complex fraction, in order to get your denominator to one, you must multiply the denominator by what? The fraction in the numerator.
The fraction in the denominator.
The reciprocal of the numerator.
The reciprocal of the denominator.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?