We must take into account the following change of units:

Applying the change of units we have that the electric consumption for 1 year is given by:

Then, the total cost is given by:
Answer:
the cost of operating a 3.00-w electric clock for a year is:
$ 2.3652
Answer:

= 7.071067812
Step-by-step explanation:
hope this helps
Answer:
x=10
Step-by-step explanation: