Brisbane did enough to overcome a tired St George 21-14 at Suncorp Stadium.
St George took an early lead through Ratu Tagive but a Dave Hala score and back to back efforts from Jharal Yow Yeh ensured the Broncos led 14-4 at the break.
Jamie Soward and Matt Prior crossed for the Dragons either side of a Jack Reed score to give the premiers hope, but Peter Wallace’s late field goal ensured a home victory.
A second half avalanche of points from South Sydney helped them defeat disappointing Gold Coast 31-8.
James Roberts and Eddy Pettybourne crossed to help the Rabbitohs establish a 14-0 interval lead.
David Mead and Joe Tomane scored to give the Titans hope but the home side put on three unanswered tries from Nathan Merritt, Issac Luke and Greg Inglis.
Newcastle overcame Penrith 16-12 in an error strewn game at Ausgrid Stadium.
Veteran forward Neville Costigan’s try midway through the first half helped the Knights into an 8-0 lead at the break.
Penrith’s Masada Iosefa grabbed a brace of tries either side of a Akuila Uate score, but Kurt Gidley’s last minute penalty broke Panthers hearts.
North Queensland marched into the NRL’s top four with a 30-10 demolition of the New Zealand Warriors.
The Warriors took a slender 10-8 advantage into the break after grabbing tries from half-back partners James Maloney and Shaun Johnson.
But the Cowboys were in impervious form and put on tries through Johnathan Thurston, Ben Jones, Tariq Sims, Kalifa Fai-Fai Loa and James Segeyaro to secure the win.
Canterbury’s season went from bad to worse with a 26-10 defeat at home to Cronulla.
Ben Pomeroy and Nathan Gardner crossed during the opening half, meaning Cronulla lead 12-10 at half time.
Skipper Paul Gallen and Wade Graham both crossed for the Sharks during the second half to kill off the Bulldogs’ hopes.
A professional performance from Melbourne assured them a well-deserved 12-4 victory against Wests Tigers.
Gareth Widdop set up Ryan Hinchcliffe for the Storm’s first while Kevin Proctor raced over to ensure the visitors led 12-4 at the interval.
Staunch Melbourne defence saw off multiple Tigers attacks during a scoreless second period.
A last minute score from Kieran Foran ensured Manly a narrow 22-18 victory over Parramatta.
Michael Robertson, David Williams and Brett Stewart all crossed for the Sea Eagles during the first half to ensure the home side lead 14-8 at the break.
Eels tries from Ben Smith and Justin Horo took the visitors ahead before Foran latched on to Williams’ kick to snatch a late victory.