Would you rather be able to take back anything you say or hear every conversation around you?

Plz me i need i will give a brain

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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 .