SC-1160
Energy transfer
Lower Sec Science · Secondary 2 · Medium · Energy transfer
The cost of electricity is 28.5 cents per kWh. A household uses 4.2 kWh of electrical energy in a day. What is the cost of this electricity for 30 days?
- \$3.59
- \2.60
- \$35.91
- \$359.10
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