The cycling team is ranked by the total time it takes its team members to
finish the course. The total time for all 3 members is 12 hours. If Susan takes
3 times as long as Gina, and Michael takes 2 times as long as Gina, how
many hours does it take Gina to complete the course?

Respuesta :

Answer:2 hrs

Step-by-step explanation:

x+2x+3x=12

6x=12

x=2