85% of Ms. Hatley's students made A's last quarter. If 68 students made A's, how many students does Ms. Hatley teach in all?

Twenty points. 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

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd