Out of 330 racers who started the marathon, 308 completed the race, 19 gave up, and 3 were disqualified. What percentage did not complete the marathon? Give your answer accurate to at least 1 decimal place. Do not include the %
symbol in your answer.

Radii ok and nl are perpendicular to om because of the radius-tangent theorem. by definition of perpendicular, angles kom and lnm are right angles. this means that triangles kom and lnm are right triangles. angle lmn is common to both right triangles, so by the triangles kom and lnm are similar.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0