S = { 1,2,3,5,6,9} T = { 4,5,6,7,1,3}
S = { 1,2,3,5,6,9}
T = { 4,5,6,7,1,3}
what is the probability that x chosen from S and y chosen from T will result x*y = even
Answer/Solution
5/9
Steps/Work
p: the probability that x*y is even, then p=1-p(x*y is odd)
p(x*y odd)=p(x odd)*p(y odd)=4/6*4/6=16/36=4/9
And p=1-4/9=5/9
Option: A
p(x*y odd)=p(x odd)*p(y odd)=4/6*4/6=16/36=4/9
And p=1-4/9=5/9
Option: A