Reopening an old thread: I did not quite understand the below statement: St2> 8P + 25H < 260 Since Greatest Common Factor of { 8, 25, 260} is different from 1, More than one solution Isn't the GCD of 8 (2*2*2), 25 (5*5) and 260 (13*2*2*5) = 1 Moreover, could someone elaborate on the rule relat...