MONTREAL -- Metro-Richelieu here said sales and earnings increased for the third quarter and 40 weeks ended July 5. Net income rose 7.1% to $15.2 million (U.S., at a rate of $1 U.S. = $1.38 Canadian) for the 16-week quarter and 7.9% to $36.7 million for the year to date. Sales rose 5.1% to $776.7 million for the quarter and 5.4% to $1.9 billion for the 40 weeks.