6÷ 1/4, 1 ÷ 9/10, 8 ÷ 9/12, 8 ÷ 7/10,. 2 ÷ 2/5, 1 ÷ 1/6, 9 ÷ 3/4, 6 ÷ 4/5. answer these correctly so i get my grades up : '(

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

For the inequality |c| < |d| to be true, which of the following must be true?

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?