How many keystrokes are needed to type the numbers from 1 to 500?	Choose the correct choice from the following options:  A) 1156  B) 1392  C) 1480  D) 1562  E) 1788
There are 9 one-digit numbers from 1 to 9.   There are 90 two-digit numbers from 10 to 99.   There are 401 three-digit numbers from 100 to 500.   9 + 90(2) + 401(3) = 1392   The answer is 1392.
<result>B</result>
How many keystrokes are needed to type the numbers from 1 to 500?