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OpenStudy (anonymous):
How many 5-digit ZIP codes are possible if the first number cannot be 0? A. 90,000 B. 5,040 C. 11,500 D. 30,240
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OpenStudy (anonymous):
You can find it by multiplying the number of options for each digit. The first digit had 9 possible values, while the second, third, fourth, and fifth have 10 possible values each So the total would be 9*10*10*10*10
OpenStudy (anonymous):
Sorry, I took long. I was gone while you replied. thanks alot for explaining!
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