Emily's father built a dollhouse, to scale, based on their house. Emily's room is 12 ft long and 10 ft wide. The same room in the dollhouse is 8.5 in. long. What is the approximate width of Emily's room in the dollhouse?

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Select all of the following expressions that are equal to 2.5.