During Each Cycle, a Refrigerator Removes $20.0 \mathrm {~kJ}$ Of Heat from the Freezing Compartment and Ejects

Short Answer

During each cycle, a refrigerator removes $20.0 \mathrm {~kJ}$ of heat from the freezing compartment and ejects $24.0 \mathrm {~kJ}$ into a room.
(a) How much work per cycle is required each cycle to run this refrigerator?
(b) What is the coefficient of performance of this refrigerator?