At a local college, 19 of the male students are smokers and 171 are non-smokers. Of the female students, 38 are smokers and 162 are non-smokers. A male student and a female student from the college are randomly selected for a survey. What is the probability that both are non-smokers?

What is fraction that is equivalent to 3/8

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

Put the following steps for calculating net worth in the correct order