Exhibit 12 Hospitality Properties Trust Computation of Ratio of Earnings to Fixed Charges (in thousands, except ratio amounts) For the Period February 7, 1995 For the Year For the Year For the Six For the Six (inception) to ended ended Months ended Months ended December 31, December 31, December 31, June 30, June 30, 1995 1996 1997 1997 1998 Income before extraordinary item $11,349 $51,664 $59,153 $29,836 $42,224 Fixed Charges 5,063 5,646 15,534 6,330 9,395 ------- ------- ------- ------- ------- Adjusted Earnings $16,412 $57,310 $74,687 $36,166 $51,619 ======= ======= ======= ======= ======= Fixed Charges: Interest on indebtedness and amortization of deferred finance cost $ 5,063 $ 5,646 $15,534 $ 6,330 $ 9,395 ------- ------- ------- ------- ------- Total Fixed Charges $ 5,063 $ 5,646 $15,534 $ 6,330 $ 9,395 ======= ======= ======= ======= ======= Ratio of Earnings to Fixed Charges 3.24x 10.15x 4.81x 5.71x 5.49x ======= ======= ======= ======= =======