abhinavkumar257's posts
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [Part 4]
x+y=xy => y=x/x-1 as consequtive integers are coprime so only one case possible ie when x=2 => y=1,so option 2
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 3]
If f1(x)=1/1+x and fn(x)=1/1+fn-1(x). then f100(a)=.....
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 3]
Culdip bhai...why are we dividing by three while calculating the total numbers ?
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 3]
Gcd (72,114)=2..So 701701.:)
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 3]
yaha pe 100 and 60 ki GCD kyu le rhe hai ??
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 3]
Find the GCD of (11111.....100 ones , 1111.....60 ones).
Good morning puys.
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 3]
A pedestrian and a cyclist left nagpur to buti bori at the same time.Having reached buti bori, the cyclist turned back and met the pedestrian an hour after the start.After their meeting,the pedestrian continued his trip to buti bori and the cyclist turned back and also head to buti bori.Having re...
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 2]
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 2]
applying derangement formula...we get 6!(1-1/2!+1/3!-1/4!+1/5!-1/6!)
1 1
abhinavkumar257 replied to Official Quant Thread for CAT 2012 [part 2]
4444444.....3400 times mod 37 can be written as 4(111111....3400 times) mod 37...and 111 mod 37=0...So the ans is 4*1..is it correct ?