ABC26GN0304 · Number System

Subject: General Aptitude · Chapter: Number System · Exam: 2010 · Marks: · Difficulty:

A 4-digit number is formed by repeating a 2-digit number such as 2525, 3232 etc. Any number of this form is exactly divisible by

(a)7

(b)11

(c)13

(d)Smallest 3-digit prime number

Answer

Answer (as printed): D

Explanation

Clearly, 2525 is not divisible by any of the numbers 7, 11 and 13. The smallest 3-digit prime number is 101. Hence (d) is true.

Explanation as extracted from the printed page; notation may be imperfect.