What is 35% of a number if 12 is 15% of a number?

Of the 200 students surveyed, 127 owned a dog and cat and 31 had neither animal. How many students owned cats

Y - 5 = x 4x - y = 4 elimination

For a different pizza dough recipe, the equation f=2.5w represents the number of cups of flour, f, that you need for w cups of water. what is the constant of proportionality? explain what it means in this context.

True or false the focus of an ellipse lie on the major axis of the ellipse

76255 divided by 309 with remainder

Which rational number is least? 0.66, - 4/5, - 6/7 or - 0.6

Multiply the polinomials (x+4) (x^2-5x+3)

Solve the equation by the zero factor property 6x^2 - 5x - 6=0

How many solutions does the following equation have? - 14 (z-5) = -14z+70-14 (z-5) = -14z+70

What is 5+-1/3 in fraction form