Use the rational root theorem to list all possible rational roots for each equation: x^2+x-2=0

Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41

Solve the equation for b: a= (1/2)(b)(h)

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?