Opener Usman Khawaja notched an unbeaten half-century as India reduced Australia to 94 for 3 at lunch on day one of the the second Test here on Friday.

Senior off-spinner Ravichandran Ashwin (2/29) got the prized scalps of Marnus Labuschagne (18) and Steve Smith (0) in the 23rd over after Mohammed Shami (1/31) removed opener David Warner (15).