Matthew baked 40 brownies. He put 65% of them on a plate to take to school to share with friends. Which expressions can be used to find how many brownies he took to school? Choose ALL the expressions that are correct.

Patel’s class voted on their favorite color. patel plans to make a circle graph to display the results. which statements are true about the circle graph patel can create? check all that apply.

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0