A rectangular rug has a perimeter of 324 yards. The width of the rug is 68 yards less than the length. Find the length and the width.

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .