On a shelf are placed six volumes side-by-side labelled A, B, C, D, E and F.
B, C, E, F have green covers while others have yellow covers.
A, D, B are new volumes while the rest are old volumes.
A, C, B are law reports while the rest are medical extracts.
Which two volumes are old medical extracts and have green covers ?
|Green Cover||Yellow Cover||New Volume||Old Volume||Law Reports||Medical Extracts|
Clearly, E and F are old volumes which have green covers and are medical extracts.