7 blue shirts, 5 yellow shirts, 8 white shirts. probability of choosing blue then yellow without replacing.

Question

in a dark closet there are 7 blue shirts, 5 yellow shirts and 8 white shirts. pick two shirts at random. find probability : p blue then yellow without replaclin

 

Answer 1

Probability of picking a blue shirt on the first pick is 7/23.

Without replacement, picking a yellow shirt next is (7/23)*(5/22) = 35/506.