Apattern has 10 blue triangles to every 30 yellow triangles. what is the ratio of yellow triangles to all triangles?

In 2000 there were 100 rabbits in central park the population increased by 16% each year ? write a function to illustrate the situation. how many rabbits were in central park in 2005 . predict how many rabbits there will be at the end of this year we are in 2018?

Benjamin believes that ¼ % is equivalent to 25%. is he correct? why or why not?

Angle sum theorem. find z, x,y and w