Question

Gostaria das respostas da A e da B

Answer 1

ola! vamos resolver >>

1h = 60 minutos

3h = 3 x 60 = 180 minutos

Então teremos  >>                     Regina >       3                          540

                                                                     ____  x    180   >   ____  = 135

                                                                        4                            4

                                              Vitor  >    7                         1260

                                                         _____  x 180   >    ______ = 140

                                                             9                            9 

                                             Bárbara >  4                       720

                                                          ______ x 180 >  ______ =   144 

                                                              5                          5

b) A Regina terminou a prova mais rapidez.

bons estudos!!