<div>Coal India Ltd, the world's largest coal miner, posted a 9 per cent increase in quarterly profit, beating market expectations, helped by strong sales volumes and lower-than-expected rise in costs.</div><div> </div><div>The state-run miner said its October-December net profit rose to Rs 4,395 crore from Rs 4,040 crore a year earlier. Net sales rose 13 per cent to Rs 17,325 crore.</div><div> </div><div>On average, analysts had forecast net profit of Rs 4,000 crore, according to Thomson Reuters Starmine data.</div><div> </div><div>(Reuters)</div>