SC-1185
Energy transfer
Lower Sec Science · Secondary 2 · Medium · Energy transfer
A 600 W microwave oven is used for 3 hours in total over one week. If electricity costs \$0.25 per kWh, what is the cost of using the microwave for that week?
- \$0.45
- \$0.75
- \.80
- \$4.50
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