A farmer has the same number of chickens, cows and goats. Together, all these animals have 210 legs. How many chickens live on this farm?

The product of two negative rational numbers is always zero sometimes zero never zero

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.