The perimeter of a square living room is 81 feet . what is the area?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earn $75 in interest.how much interest will she earn during the following year?