Question

How many different 4 digit numbers can be made from the first 4 natural numbers, if repetition is allowed?

Answer 1

hope. this ans helps you

Answer 2

Concept Introduction:-

It might resemble a word or a number representation of the quantity's arithmetic value.

Given:-

We have been given that different $4$ digit numbers can be made from the first $4$ natural numbers, if repetition is allowed

To Find:-

We have to find that how many different $4$ digit numbers can be made from the first $4$ natural numbers, if repetition is allowed.

Solution:-

According to the problem

The first four natural numbers are $1,2,3,4$.

If repetition is allowed then we have $4$ choices for each place

$4 \times 4\times 4\times 4=4^4=16$.

Final Answer:-

The correct answer is $16$ different $4$ digit numbers can be made from the first $4$ natural numbers, if repetition is allowed.

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