A shipment of 8 TV sets contains 1 black and white sets and 7 color sets. If 2 TV sets are to be chosen at random from this shipment, what is the probability that at least 1 of the 2 sets chosen will be a black and white set? Choose the correct choice from the following choices:
A) 1/7  B) 1/4  C) 5/14  D) 11/28  E) 13/28
7/8 * 6/7 = 3/4   1-(3/4) = 1/4   Answer 1/4
<result>B</result>
A shipment of 8 TV sets contains 1 black and white sets and 7 color sets. If 2 TV sets are to be chosen at random from this shipment, what is the probability that at least 1 of the 2 sets chosen will be a black and white set?