The capacity of an automobile cooling system is 16 quarts it is half full of 15 percent anti-freeze solution the owner is adding 2 gallons of 90 percent solution when he’s finished what will the solutions percentage value be

Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.

Two consecutive negative integers have a product of 30. what are the integers?

Could these triangles be congruent? yes, if ab - deyes, if bc = 7yes, if ab - efno, because the hypotenuses must have different lengths