THE WATTAGE OF AN APPLIANCE INDICATES THE AVERAGE POWER CONSUMPTION IN WATTS(W),WHERE 1W =1J/S WHAT IS THE DIFFERENCE IN THE NUMBER OF KJ OF ENERGY CONSUMED PER MONTH BETWEEN A REFFIGERATION UNIT THAT CONSUMES 625 W AND ONE THAT CONSUMES 855W? IF ELECTRICITY COSTS $0.15 OER KWH WHAT IS THE MONTHLY COST DIFFERENCE TO OPERATE THE TWO REFRIGERATORS? (ASSUME 30.0 DAYS IN ONE MONTH AND 24.0 HOURS PER DAY.

Question

THE WATTAGE OF AN APPLIANCE INDICATES THE AVERAGE POWER CONSUMPTION IN WATTS(W),WHERE 1W =1J/S WHAT IS THE DIFFERENCE IN THE NUMBER OF KJ OF ENERGY CONSUMED PER MONTH BETWEEN A REFFIGERATION UNIT THAT CONSUMES 625 W AND ONE THAT CONSUMES 855W? IF ELECTRICITY COSTS $0.15  OER KWH WHAT IS THE MONTHLY COST DIFFERENCE TO OPERATE THE TWO REFRIGERATORS? (ASSUME 30.0 DAYS IN ONE MONTH AND 24.0 HOURS PER DAY.