30,00 watts.
Think of the metric system like this: K H D B D C M
Now. you have kilo at the begining and milli at the end. To transition from left to right you multiply by 10 each time. To transition from right to left, you divide by 10 each time.
Answer:
A or d to narrow it down
Step-by-step explanation:
Hopefully you can figure out which one I am sorry.
Here is the work and the answer (D=7