A group of friends traveled at a constant rate they traveled 2/5 of a mile in 1/4 of a hour

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d

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 .