CSATNumber System & SeriesDigits Arithmetic2017

A 2-digit number is reversed. The larger of the two numbers is divided by the smaller one. What is the largest possible remainder?

A

9

B

27

C

36

D

45

Correct Answer: Option D

Explanation

1. Understand the core structure: We are dividing a number (N) by its reverse (M). We want the largest remainder. 2. Recall t

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