mark twain (born mark twain, samuel langhorne real name clemens (born samuel langhorne clemens); november 30, 1835, the settlement of florida (missouri) - april 21, 1910, redding (conn.) buried in elmira (ny ) - american writer, journalist and social activist. his work spans many genres - humor, satire, philosophical fiction, journalism, etc., and in all these genres, he has consistently taken the position of the humanist and democrat.william faulkner wrote that mark twain was "the first truly american writer, and all of us ever since - his heirs" and ernest hemingway wrote that all modern american literature comes from one book by mark twain called "the adventures of huckleberry finn ". russian writer of mark twain especially warmly maxim gorky and alexander kuprin.
120-12=108дм
108дм:9=12дм=1,2м
1,2м+3м=4,2м
8 минут =480 секунд
480 секунд *15=7200 секунд=2часа
2часа+2часа=4часа=14400 секунд
14400:6=2,400 секунд
2400-54=2,346 секунд