P(at least one blue) = 1 - P(0 blue) = 1 - 10/18*9/17 = 12/17.
In a drawer of shirts 8 are blue, 6 are green and 4 are magenta. If Mason draws 2 shirts at random, what is the probability E at least one of the shirts he draws will be blue?
Options:
a: 25/153
b: 28/153
c: 5/17
d: E=4/9
e: E=12/17