Even for local calls, many telephone companies charge by the ...

[melina_rosy]

Even for local calls, many telephone companies charge by the duration of the call.
 
  Indicate whether the statement is true or false

Question 2

A power ratio of 8/1 decrease in power corresponds to approximately ________ decibels.
 
  A) 3
  B) 6
  C) 9
  D) none of the above

[vboyd24]

Answer to Question 1

TRUE

Answer to Question 2

C

[melina_rosy]

Thanks for the timely response, appreciate it

[Joy Chen]

Wow, this really help