Adrug test is accurate 97% of the time. if the test is given to 1500 people who have not taken drugs, what is the probability that at least 50 will test positive?

The solution set for 5v2 – 125 = 0 is

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33