What is the distance from 0 to -3 on a number line?

What expression is equivalent to 1/2(2+3x-6)

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4