 xetrpb 
                                                13.12.2020 23:51
                                                
                                                xetrpb 
                                                13.12.2020 23:51
                                             hbkkb 
                                                13.12.2020 23:51
                                                
                                                hbkkb 
                                                13.12.2020 23:51
                                             nodiramahammadz 
                                                13.12.2020 23:51
                                                
                                                nodiramahammadz 
                                                13.12.2020 23:51
                                             Ученик12090 
                                                13.12.2020 23:52
                                                
                                                Ученик12090 
                                                13.12.2020 23:52
                                             tarassedelniko 
                                                13.12.2020 23:54
                                                
                                                tarassedelniko 
                                                13.12.2020 23:54
                                             nikas45 
                                                13.12.2020 23:54
                                                
                                                nikas45 
                                                13.12.2020 23:54
                                             Dima687464376 
                                                13.12.2020 23:54
                                                
                                                Dima687464376 
                                                13.12.2020 23:54
                                             rfudedw08 
                                                13.12.2020 23:55
                                                
                                                rfudedw08 
                                                13.12.2020 23:55
                                            
U= S/t = 180/3 =60
T= S/U= 7200/800= 9
S= t•U = 15•108=1620