Jeremy is a sprinter on the track team and can run 50 meters in 8 seconds if he run at the same rate about how many seconds will take him to reach the 375-meter mark?

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 .