Ateacher is evaluating the typing speeds of students in the class.

carl types 108 words in 2 minutes.

max types 260 words in 5 minutes.

jason types 177 words in 3 minutes.
calculate the unit rate of words per minute for each student. then, order the names of the students from slowest to fastest based on their typing speeds.

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]