Shares of CarTrade Tech slid as much as 10.7% on Wednesday to a low of Rs 2,270 on the BSE, even as the online auto classifieds firm posted double-digit revenue growth and a sharp expansion in margins for the December quarter, reflecting investor unease over a deceleration in topline momentum.The company reported its third-quarter results during the trading session. The decline came despite a 31.5% rise in net profit and a near nine-percentage-point expansion in operating margins, as investors weighed strong profitability gains against a slower pace of revenue growth compared with the prior quarter.Net profit for the December quarter rose to Rs 56 crore from Rs 42.7 crore a year earlier. Revenue increased 19% to Rs 209.7 crore from Rs 176.2 crore in the year-ago period, marking a moderatio