TCS
Company
Numerical Ability
Age Problem
If n is a positive integer, let s(n) denote the integer obtained by
removing the last digit of n and placing it in front. For example, s(731) =
173. What is the smallest positive integer n ending in 6 satisfying s(n) =
4n? Please do not add white space around the answerIf n is a positive integer, let s(n) denote the integer obtained by
removing the last digit of n and placing it in front. For example, s(731) =
173. What is the smallest positive integer n ending in 6 satisfying s(n) =
4n? Please do not add white space around the answer
Read Solution (Total 4)
-
- answer is n = 15846
refer link for clear explanation
https://www.youtube.com/watch?v=oEf9NJ4RT5g - 6 years agoHelpfull: Yes(7) No(0)
- n=153846
4(n)=615384 - 6 years agoHelpfull: Yes(4) No(1)
- Smallest no is 46 , placing 6 at front makes 64 div by 4.
- 6 years agoHelpfull: Yes(4) No(11)
- Can we assume n = 10k + 6 , because according to question number is ending in 6.
so, , where a and k are positive integers.
according to question,
S(n) = 4n = 4(10k + 6) = 40k + 24
means, if 2.10^a is divided by 13 , getting reminder = 8
Read more on Brainly.in - https://brainly.in/question/5380988#readmore - 6 years agoHelpfull: Yes(0) No(0)
TCS Other Question