Suppose 22 % of students chose to study German their sophomore year, and that meant that there were 66 such students. How many students chose not to take German their sophomore year?

Ill mark the brainliest if you me with the these three questions 7,8,9

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.