Hasan wants to make an art design with an area of 50 square centimeters. if he males his design on centimeter grid paper, how many squares would the design cover? tell how you know.

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 .