Students in 9th and 10th grade at Franklin High School were recently surveyed regarding their favorite elective course. The results of the survey are shown in the two-way relative frequency table below.
D. 39% Step-by-step explanation: What you do is you take the .21 and the total of the 10th grade which is .54 and put it into a fraction like this .21/.54. You will get .388 but rounded to the nearest percent is 39%.