Which equation matches the graph of the greatest integer function given below?
8
6
4
2
.
-8 -6
-4-2 0
-2
2.
4
6
8
-6
-8

This is about circle theorems. someone asap : (

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.

Akayaker travels 3 miles upstream and 3 miles downstream in a total of 4 hours. in still water, the kayaker travels at a speed of 2 mph. what is the average speed of the river's current?