QA – Placement Quizzes | Numbers, LCM and HCF | Question 6
You are given the largest number of 5-digit, you have to subtract x from this number so that the number is divisible by 23. Find the smallest possible value of x.
(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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