A realtor uses a lock box to store the keys to a house that is for sale. The access code for the lock

Question

Mathematics: A realtor uses a lock box to store the keys to a house that is for sale. The access code for the lock box consists of six digits. The first digit cannot be 4 and the last digit must be even. How many different codes are available? (Note that 0 is considered an even number.)

cstevenson · Answer

450,000Step-by-step explanation:The first digit has 9 choicesDigits 2 through 5 each have 10 choicesDigit 6 has 5 choices.9 * 10 * 10 * 10 * 10 * 5 = 450,000...

A realtor uses a lock box to store the keys to a house that is for sale. The access code for the lock box consists of six digits. The first digit cannot be 4 and the last digit must be even. How many different codes are available? (Note that 0 is considered an even number.)

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A realtor uses a lock box to store the keys to a house that is for sale. The access code for the lock box consists of six digits. The first digit cannot be 4 and the last digit must be even. How many different codes are available? (Note that 0
is considered an even number.)