new delhi, May 12 -- India's retail inflation is expected to have eased further to 3.2% in April, from 3.34% the previous month, according to a Mint poll of 21 economists. The continued softening in food prices has kept retail inflation below the Reserve Bank of India's (RBI) medium-term target of 4% since February. If the projections prove correct, this would be the longest streak of easing in inflation in at least the past five years. Economists polled by Mint projected Consumer Price Index (CPI) inflation would be in the range of 2.8-3.5% in April, with four of them expecting it to fall below 3%. The official data is to be released on May 13. "The moderation in inflation pressures is led by a continued month-on-month decline in food pric...