Beginning at 8:30 am, tours of the National Capitol and the White House begin at a tour agency. Tours for the National Capitol leave every 15 minutes. Tours for the White House leave every 20 minutes. How often do the tours leave at the same time?(1 point)
Responses
every 30 minutes
every 30 minutes
every 15 minutes
every 15 minutes
every 60 minutes
every 60 minutes
every 35 minutes
1 answer
The tours leave at the same time every 60 minutes.