Provide an appropriate response.
-The access code to a house's security system consists of five digits. How many different codes are available if each digit can be repeated?
A) 32
B) 45
C) 5
D) 100,000
E) 3125

Question

Quizplus · Accepted Answer

There are 10 possible choices for each of the five digits (0-9). So, the total number of options is 10*10*10*10*10 = 100,000. Since each digit can be repeated, there are 10 possibilities for each digit (0-9). Therefore, the total number of different codes is 10^5, which equals 100,000.

Provide an Appropriate Response