Answer:
together complete the task in 2 hours
Step-by-step explanation:
given, you can complete three-tenths of task in one hour
you can complete a task in 3.33 hour
your friend can complete one-fifth of task in one hour
your friend can complete a task in 5 hour
together complete the task in
= [tex]\frac{3.33\times 5}{3.33+5}[/tex]
= 2 hour answer