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Q.

How many 5-digit numbers are there in all?


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a

90000

b

98000

c

97000

d

None of these 

answer is A.

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Detailed Solution

Concept- To solve this question, we need to know the smallest 5-digit whole number as well as the largest 5-digit whole number as they will be the first and last terms of our set respectively. Then, we will subtract the smallest 5-digit whole number from the largest 5-digit whole number and add 1 to it, to obtain our desired answer.
Question ImageHence, the correct answer is option 1.
 
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