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A hotel reservation number consists of 3 digits, followed by 2 letters, followed by 2 digits. How many different reservation numbers are possible?

Respuesta :

Given:

Consists of 3 digits and followed by 2 letters

So:

For 1 digit total posibilty is 10 so for 3 digit :

[tex]=10\times10\times10[/tex]

Followed by 2 latter

For 1 latter total posibilty is 26

so for 2 letters.

[tex]=26\times26[/tex]

So total different reservation number is:

[tex]\begin{gathered} =10\times10\times10\times26\times26 \\ =676000 \end{gathered}[/tex]

So total 676000 different reservation number are possible.

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