a scientist has two solutions which she has labeled solution a and solution b. each contains salt. she knows that solution a is 40% salt and solution b is 90% salt. she wants to obtain 30 ounces of a mixture that is 45% salt. How many ounces of each solution would she use

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit