Doung ate 6/8 cup of trail mix. abby ate 2/3 as much trail mix as dung. what fraction of a cup of trail mix did abby eat?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

What number should be added to both sides of the equation to complete this square? x^2-10x=7

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.