The scale of a map is 2ft=10.4 mi Actual: 20.8 mi

..not sure what you need but.. if you want to know how many feet to make 20.8 its 4 feet

if there is more just type it below

7/11

Step-by-step explanation:

There are a total of 33 students in this problem. The prompt tells us there are 8 students who play the violin, 10 students that play guitar, and 3 students who play both. Therefore, out of 33 students, there are 21 that play violin or guitar.

21/33 = 7/11