Find The Identification Number

Question

A warranty identification number for a certain product consists of a letter of the alphabet followed by a four digit number. How many possible identification numbers are there if the first digit of the four digit number must be non-zero?

a. 234, 000 numbers
b. 307, 000 numbers
c. 99, 000 numbers
d. 6, 000 numbers
e. 414, 000 numbers
f. 432, 000 numbers


Summary

The question belongs to Mathematics and it is about finding the possible identification numbers, if the first digit of the four digit number is nonzero.

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