lpr -o page-ranges=70-76 -o number-up=2-layout=lrtb file.pdf (page numbers of documan) (2 pages in 1 page) when i try to use that command from terminal; it start to printing but it also multiply the page number,it gives 140-141,142-143... what should i use to print correct pages 70-71(1.page),72-73(2.page)... thanks;