Asked by Delila

How many odd three -digit numbers can be formed if the tens digit must be 4 ?(Repetition of digits is allowed and zero cannot be the hundreds’ digit)

7 years ago

Answered by Scott

9 choices for hundreds , and 5 choices for ones

9 * 5 = ?

7 years ago

Answered by Delila

Why is there 9 choices for hundreds

7 years ago

Answered by Scott

there are ten digits , but zero is not allowed

7 years ago

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