Tim is looking for a job. One job in Alabama pays $425 weekly. Another job in Tennessee pays $1825 monthly. Give each job’s annual salary.

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

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.

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.