How many four-digit license plates can be manufactured? Note that there are ten choices - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 - for each digit.
A) 100,000
B) 72,000
C) 10,000
D) 30,000

Question

Quizplus · Accepted Answer

Since there are ten choices for each of the four digits in the license plate, the total number of possible license plates is $10 \times 10 \times 10 \times 10 = 10^4 = 10,000$.

How Many Four-Digit License Plates Can Be Manufactured? Note That