Can you help me with question 7 please? Thank you!

Q7. A bar's revenue increases by 18% when Cowboys win by playing well and by 9% when Cowboys win but didn't play that well. It decreases by 12% when Cowboys lose. On a Cowboys game day, what is the expected revenue change of this bar if each scenario (3 scenarios depicted above) is equally likely? (1.5 points) Q8. What percent of a standard normal distribution M(mean = 0; std = 1) is found in each region? (1.5 points) (1) Z 1.43 (3) 0.4 2.2 (1) = (2) = (3) = (4) =