Aptitude - Numbers - Discussion

Discussion Forum : Numbers - General Questions (Q.No. 16)
16.
If the number 517*324 is completely divisible by 3, then the smallest whole number in the place of * will be:
1
2
None of these
Answer: Option
Explanation:

Sum of digits = (5 + 1 + 7 + x + 3 + 2 + 4) = (22 + x), which must be divisible by 3.

  x = 2.

Discussion:
52 comments Page 3 of 6.

Surya said:   7 years ago
Well done @Nikitha.

Manu said:   7 years ago
Thank you @Nithya.

Ann mary said:   6 years ago
Thanks @Nikitha.

Premita Tamang said:   6 years ago
Answer is 2, because 22 is not divided by 3.

So we have to add 2 with 22 the answer becomes 24 which can be easily divided by 3.

Mariya said:   6 years ago
How X =2? Explain in detail.

Priya said:   5 years ago
Thanks @Nikitha.

Shahadat Shikder said:   4 years ago
Sum of digits = (5 + 1 + 7 + x + 3 + 2 + 4) = (22 + 2) =24, which must be divisible by 3.
So, x = 2.

Krish said:   1 decade ago
We can't understand clearly give me a correct notes.

Suresh said:   2 decades ago
How can we divide (22+x) by 3 ?

Ramakrishna said:   2 decades ago
Not understanding me explain me properly.


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