Practical Knowledge Check

Sharpen your practical skills with algorithmically generated problems. Each attempt produces unique values to test your formula knowledge.

1 / 10

A space heater uses 1700 watts of power and runs for 8 hours a day. If electricity costs $0.25 per kilowatt-hour (kWh), what is the daily cost to run it? (Hint: 1 kWh = 1000 watts for 1 hour. Round to 2 decimal places!)