Consider a 4-digit number of the form abbb, i.e., the first... — Quantitative Ability and Data Interpretation 2024

Question 951 Quantitative Ability and Data Interpretation 2024 Medium MCQ +1.00 marks · -0.25 negative

Consider a 4-digit number of the form abbb, i.e., the first digit is a (a > 0) and the last three digits are all b. Which of the following conditions is both NECESSARY and SUFFICIENT to ensure that the 4-digit number is divisible by a?

A. b is divisible by a B. b is equal to 0 C. 21b is divisible by a D. 9b is divisible by a E. 3b is divisible by a

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