Sheree pours 2 l of water equally into 10cups each cup can hold 400 ml there is no water left in the bottle how much water is in the cup show your thinking

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 .