1st one
I saw it on google.
let's plug the value of x and y as 5 and 4 respectively to find the value of given expression :
27÷36=75
75% of the hats are baseball hats
Using the rules of probability:
P(A∩B)=P(A)+P(B)−P(A∪B) = 22/30 + 18/30 − 27/30 = 13/30 Play both.