Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Electricity board charges their consumer for each unit.
1 unit = 1 kW hour

the energy used by the refridgerator = 300*24*31
=22320 W hour
=22.32 kW hour
=22.32 units

if the rate of charge is r then the cost will be 22.32*r
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts