4/5 + 1/15= least multiple that is the same

The graph shows the rate at which paint is used to paint a wall. enter values to complete each statement below based on the graph. when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted. the unit rate is ( # )square feet per gallon.

How can we find the measure of an exterior angle if we know the measurement of an interior angle

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]