A tree is currently 2 feet tall and grows 4 feet each year write an arithmetic sequence in explicit form for the scenario

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.

What is the product? a-3/15a × 5/a-3

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?