B BabzBrah Member Joined May 12, 2012 Messages 38 Gender Male HSC N/A Aug 10, 2013 #1 Could anyone explain how to solve this, thanks. The answer is (c).
Y yadmas New Member Joined Aug 6, 2013 Messages 6 Gender Male HSC 2013 Aug 10, 2013 #2 Here is the solution