A tablet is 25% off the original price of $78.How much will you pay for the tablet if there is a 5% sales tax? (Round your answer to the nearest cent, if necessary.)

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 .