Three more than the quotient of a number and 9 equals 7.

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

If 25% of y is 30, what is 60% of y?