There are two mutually exclusive events A and B with P(A) =0.7 and P(B) = 0.6. Find the probability of followings: i) A and B both occur ii) Both A and B does not occur iii) Either A or B does not occur

There are two mutually exclusive events A and B with P(A) =0.7 and P(B) = 
0.6. Find the probability of followings: 
i) A and B both occur 
ii) Both A and B does not occur 
iii) Either A or B does not occur