3. Record the data in a table with the rows representing the type of music and the columns representing the weeks. What number does element a represent?

Select all of the following expressions that are equal to 2.5.

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?