What is the common difference for this arithmetic sequence?
-6, -2, 2, 6, 10, ...

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

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?