Math
posted by Katie .
Use this equation to estimate typing speed, S=w/52e, where S is the accurate typing speed, w is the number of words typed in 5 minutes, and e is the number of errors. Choose the letter for the best answer.
One of the qualifications for a job is a typing speed of at least 65 words per minute. If Jordan knows that she will be able to type 350 words in five minutes, what is the maximum number of errors she can make?
A.0
B.2
C.3
D.4
Please help me and show your work.

65 = 350/5  2e
Solve for e.