Question

write two whole numbers occuring just before 10001

Answer 1

hey mate !! here is ur answer...
10,000 and 9,999
hope it helps u...✌✌

Answer 2

Friend,

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Question: Write two whole numbers occuring just before 10001.

Solution:

there are many types of numbers such as 

Natural numbers:  set of numbers in which  first number  is 1.

Whole numbers: set of numbers in which first number is 0.

Rational numbers : numbers which can be written in the form $\frac{p}{q}$  and where q is not equal to 0.

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Coming to you question 

whole Numbers which occur just before 10001 are

10000 , 9999 9998, 9997 , 9996 , 9995, .......................... , 5 , 4 , 3 , 2 , 1 , 0.

Whole numbers which occur just after 10001 are

10002 , 10003 , 10004 , 10005 ...............................................

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Hope this helps 

Regards