## CAT Number Theory – Challenging question

Just one question this time, but a fairly challenging one though. There is a 4-digit

## Number Theory – Solutions to final few questions

Have given below the solutions to the final few questions on Number Theory. The questions

## Fermat’s Little Theorem and Euler’s Phi function

Fermat’s Little Theorem states that if p is prime then a^p – a is a

## CAT Number Theory – Modulus

Had sent an entry on Euler’s phi function earlier , and thought it would be

## Number Theory – Euler’s Phi Function

Euler’s phi function is an important property in Number Theory. But before we go in

## CAT Number Theory – Final few questions

Have given below few more questions on Number Theory A 4-digit number of the form

## Solutions to Number theory questions – LCM HCF

Have given below solutions to the questions on Number Theory LCM, HCF. The questions can

## Number Theory questions – LCM HCF

Few more questions on LCM and HCF on Number Theory 1. How many pairs of

## Solutions to Number Theory Questions – LCM and HCF

Have given below solutions to questions given here . Apologies for the error in the

## Number Theory questions – LCM HCF

Here are a few questions from LCM & HCF? 1. How many pairs of positive