a department store sold 20% of the dresses they had in stock. after the sale they had 60 dresses left. what was the original number of dresses they had?

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

State if the two triangles are congruent. if they are, state how you know?