A bag contains slips of paper, each containing a letter and a number. The slips are labeled as follows:

W2 W4 T5 D7 D8 D4 A3 A2 A5 E9 E6 E4

If one slip is randomly drawn find (show definitions where appropriate)...

a. the probability of selecting an Even number, given that it is the letter E.

b. the probability of selecting a D, given that it has an Odd number.

c. the probability of an Even , given that it is not the letter A.

W2 W4 T5 D7 D8 D4 A3 A2 A5 E9 E6 E4