To find the unit rate, divide total kilometers traveled by total hours traveled.
3475 kilometers / 5 hours = 695 kilometers per hour.
The unit rate is 695 kilometers per hour.
Here you go hope it helps
72 divided by negative 9 is -8
Answer:
Ruby is 11. Tanya is 14.
Step-by-step explanation:
Let Ruby's age eight years ago be x.
Tanya's age eight years ago = 2x.
Ruby's age now = x + 8
Tanya's age now = 2x + 8
Total age = 

Subtract 16 from both sides:


Divide both sides by 3:


Ruby's age now 
Tanya's age now 
Answer:
a
Step-by-step explanation: