Infosys
Company
Numerical Ability
LCM and HCF
A shopkeeper likes to arrange and rearrange his collection of stamps. He arranges them sometimes in pair, sometimes in bundle of three, sometimes in bundle of fours, occasionally in bundle of fives and sixes. Every time he's left with one stamp in hand after arrangement in bundles. But if he arranges in the bundle of seven, he's not left with any stamp. How many stamps does a shopkeeper have?
Read Solution (Total 1)
-
- find out the l.c.m for 2,3,4,5,6,we get 60.
so answer should be (the multiple of 60 + 1).
by checking (the multiple of 60 + 1)which is divisle by 7 gives the answer.
(60*2+1 , 60*3+1 , 60*4+1 is not divisible by 7 , 60*5+1 is divisible)
answer is 301 - 11 years agoHelpfull: Yes(15) No(1)
Infosys Other Question