Answer:
3:05
I hope this helps
Step-by-step explanation:
If its 2:50
Add 10 minutes
Its 3:00
Add 5 minutes to complete the 15
3^t=3^(1/5)
T=1/5
a) 4:7:3
b) 4:7 / 20:35
c) 3:7 / 15:35
can you write this on paper and send me? i have feeling ik this but i don't understand what u need