In a class of 3333 students:

• 1212 study Art,
• 1515 study French,
• 77 study both Art and English,
• 44 study both Art and French,
• 66 study both English and French,
• 22 study all three subjects, and
• 44 study none of these subjects.

a)

How many students study English?

b)

Writing A, E, and F for the sets of students studying Art, English, and Frenchrespectively,evaluate (EF)cAc|()|.