To reach top of table,
India have following scenarios:
1) Win vs SL + SA wins vs AUS
2) Win vs SL by 115 runs or chase target in 31 overs + No Result in SA vs AUS
3) Win vs SL by 70 runs or chase target in 38 overs + SA vs AUS match tied
could be ± 5 runs or ± 1 over as per total.