Rangers made it six wins out of six in the Ladbrokes Championship with a 3-0 victory over bottom club Livingston at Ibrox on Saturday.
Lee Wallace, Martyn Waghorn and Nicky Law got the goals for Mark Warburton's side, who remain five points clear at the top of the table.
Second-placed Falkirk hit back to beat St Mirren 3-2 in Paisley despite being 2-0 down at the break. Scott Agnew and Stephen Mallan scored for Saints but Luke Leahy pulled one back, John Baird equalised from the penalty spot and Baird grabbed a stoppage-time winner for the Bairns.
Hibernian are up to third place after seeing off Alloa 3-0 at Easter Road with goals from Liam Henderson, Jason Cummings and John McGinn.
Kyle Benedictus got the only goal 12 minutes from time as Raith Rovers leapfrogged Queen of the South with a 1-0 win at Stark's Park.
Morton and Dumbarton drew 0-0 at Cappielow in a match that saw the home side reduced to 10 men midway through the second half when Conor Pepper was dismissed.