Abdallah Sima scored a stunning volley as Rangers responded to their Old Firm defeat in the Scottish Premiership victory over Kilmarnock by 3-1.
Rangers were leading 2-0 at half time.
Abdallah Sima, Ross McCausland and Todd Cantwell scored for the Rangers while Danny Armstrong scored for Kilmarnock.
In other matches, Aberdeen thrashed Ross County 3-0 while Heart of Midlothian beat Livingston 2-1 and Hibernian and Motherwell drew 2-all.
Meanwhile, Celtic is currently leading St Mirren 2-0.
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Source: BBC Sports
