Five marks exercise problems VIII — task. Mathematics State Board, Class 8.

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Roll numbers are created with a letter followed by

$3$ digits in it, from the letters

$A$ ,

$B$ ,

$C$ ,

$D$ and

$E$ and any

$3$ digits from

$0$ to

$9$ . In how many possible ways can the roll numbers be generated? (except

$A000$ ,

$B000$ ,

$C000$ ,

$D000$ and

$E000$ )

Number of possible ways

$=$

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14. Five marks exercise problems VIII