# QA – Placement Quizzes | Numbers, LCM and HCF | Question 6

What must be subtracted from the greatest five digit number so as to find the greatest five digit number divisible by 23 ?**(A)** 22**(B)** 20**(C)** 18**(D)** 16**Answer:** **(C)****Explanation:** 99999 is the greatest five digit number.

On dividing 99999 by 23 we get a remainder of 18. It means 18 must be subtracted from 99999 to find greatest 5 digit number divisible by 23.

Thus, C (18) is the correct choice.

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