Answer:
are electrical signals
Explanation:
Feel free to correct me, I'm just trying to help
<span>(3) amina ........................</span>
<u>False</u> is the correct answer.
Step 
<u>find the mass of a single washer</u>
Divide the total mass by the number of washers


Step 
<u>Convert kg to mg</u>
we know that

so

therefore
<u>the answer is</u>
