We get a lot of questions on partial fractions, on how to simplify them and how

# Category: Number Theory

## Wilson’s Theorem for CAT

Wilson’s theorem states that for any prime number ‘p’, (p-1)! divided by p leaves a

## CAT Online Class – Interesting one from Number Systems

Question Actually, this is not a CAT preparation question. This is way tougher than what

## CAT Number Systems – Fun question based on Armstrong numbers

Question A 3-digit Armstrong number is a three-digit number where the number is equal to

## CAT Number Theory – Interesting Question from Factorial

Question How many trailing zeroes will be present in the base 12 representation of 55!?

## Question on Number Theory

Question A bus service runs from Chennai to Blr every third day with the first

## Number Theory Questions and Solutions

Question: How many numbers with distinct digits are possible product of whose digits is 28?

## Number Theory

Question What is the remainder when (13100 +17100) is divided by 25? A. 2 B.

## CAT Number Theory – Interesting question

This is an interesting question from Number Theory. Slightly unconventional, but interesting nevertheless. Question

## CAT Number Theory

1. The six faces of a cube have 6 distinct natural numbers written on them.