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A new building needs 14 windows. The builder has already installed 5 of them. If it takes 4 hours to install each window, how ling will it take him to install the rest?

Respuesta :

Emysue999
The builder has to install 9 more windows. If it takes 4hrs per window then all you have to do is 9 times 4 to get your answer, which is 36 hours.