Limited access

Upgrade to access all content for this subject

A family owns a tablet that uses 10W and two smartphones that use ​5W each. If these devices are all charged for approximately 3 hours each day, how much electricity, in kWh, is used per month by the family to charge these devices?

Try this calculation WITHOUT a calculator. Write down all your work.

A

1.8kWh

B

1800Wh

C

60Wh

D

0.06kWh

E

20W

Select an assignment template