Use a tree diagram to find the sample space and the total number of possible outcomes.

Multiply. write your answer in simplest form. 3/8 x 5/7

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.

Find the domain of the following expression: 1/(√x)-2