10? 7?, ??? ???(?? ?? ???)? ??? ????? ??????? ????.
7? 7? 10?, ??? ????????? ? 100?? ?????? ???? 16??? ??? ????? ?? ??? ????? ?? ??? 2? ???? ??? ??????. ??? ?? ?? 2? ???? ????? ????? ???.
???? ??? 10? 3? ??, ???? ??? ???? ???????? ?????? ??? ??? ???? 3?2?? ???? ????????? ???? ????. 10? 6? ??, ??? ???? ???? ??? ???. 10? 6? 15? 30?, ??? ????? ????? ???????? ????.