Q106 / 170 · Manipal (MET) 2019 · Mathematics

The number of five digits numbers that can be formed without any restriction is

A
$990000$
B
$10000$
Correct answer
C
$90000$
D
None of these

Solution

Since, total number of numbers 1 to 5 digits are 99999 and total number of numbers 1 to 4 digits are 9999. Hence, the total number of numbers of exactly 5 digits $=99999-9999=90000$.

Hence, the correct answer is option: 'C'.

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