P247 CEEFAX 247 Fri 8 Apr 21:18/49    FOREX REPORT CLOSE  TR  The dollar took advantage of a yen hit by Thursday night's resignation of the Japanese Prime Minister. At 1730, it was quoted at Y105.10, and DM 1.7110 after 104.90 and 1.7180 at yesterday'u London close. Sterling, meanwhile, was slightly firmer against the dollar and mark in relatively subdued dealings.  £ Opg 80.0 1100 88.1 1400 88.1 Thu 0900 80.0 1200 80.1 1500 80.0 Cls 1000 80.1 1300 80.1 Cls 88.0 79.8  NY cls (Thu) $-£ 1.4730 $-DM 1.7165  Headlines 201 Currencies 250 Exchanges Tourist £ UUIntRate USIntRate