An electronics firm sells four models of stereo receivers,three amplifiers,and six speaker brands. When the four types of components are sold together,they form a "system." How many different systems can the electronics firm offer?
A)36
B)18
C)72
D)144

Question

Quizplus · Accepted Answer

The number of different systems that can be offered can be found by multiplying the number of options for each component. So, the total number of systems would be 4 x 3 x 6 = 72. Therefore, the correct answer is C.

An Electronics Firm Sells Four Models of Stereo Receivers,three Amplifiers,and