What is the ratio of chickens to cows

12:18

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?