If the original quantity is 35 and the new quantity is 70 what is the percent increase

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 .

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74