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syed

· started a discussion

· 1 Months ago

query (Question: 117749.0 )

can you provide the solution

Question:
A five digit number is taken. Sum of the first four digits (excluding the number at the units digit) equals sum of all the five digits. Which of the following will not divide this number necessarily?
Options:
A) 10
B) 2
C) 4
D) 5
E) None of these
Solution:
Ans (c) The essence of this question is in the fact that the last digit of the number is 0. Naturally, the number is necessarily divisible by 2,5 and 10. Only 4 does not necessarily divide it.

syed

· commented

· 1 Months ago

in option 12 also is available

kanhaiya jha

· commented

· 1 Months ago

The essence of this question is in the fact that the last digit of the number is 0. Naturally, the number is necessarily divisible by 2,5 and 10. Only 4 does not necessarily divide it.
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