Quantitative Aptitude :: Number System Problems And Answers

5. What is the least value of p, so that 123p578 is divisible by 11

A. 7 B. 8
C. 6 D. 5
Answer & Explanation

Answer: Option B

Explanation:
123p578
1 + 3 + 5 + 8 = 17
2 + p + 7 = 17
=> 9 + p = 17
=> p = 17 - 9 
=> p = 8


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