Microsoft sees plunge in quarterly sales, profitMicrosoft Corp. on Thursday posted drops of quarterly sales and profit that both missed expectations. In the quarter ended on June 30, Microsoft's revenue fell to 13.1 billion U.S. dollars, a decline of 17 percent over the same period a year earlier.The software giant said it earned 3.05 billion dollars or 34 cents per share, down 29 percent and 26 percent respectively when compared with the year-ago quarter. "Our business continued to be negatively impacted by weakness in the global PC and server markets," Chris Liddell, chief financial officer of Microsoft, said in a statement. The results disappointed investors and Microsoft's shares, which closed at 25.5 dollars, fell nearly 8 percent in after-hours trading. According to a consensus from Thomson Reuters, analysts have expected Microsoft to earn 36 cents per share on sales of 14.37 billion dollars.