Comments on: Problem Solving

By: payne

payne — Sat, 01 Nov 2008 15:57:28 +0000

hi…
I request anyone of you to plzz explain if these kind of questions have been asked in the GRE examination. The other day a question related to combinations was posted.
Thank you

By: diya

diya — Thu, 01 Nov 2007 09:14:03 +0000

565

Take LCM of 36,48,64 =576
36-25=11 and so on so that means all are 11 less
576-11=565

By: polly

polly — Tue, 30 Oct 2007 16:53:50 +0000

pls explain…why substracted by 11

By: Praj

Praj — Tue, 30 Oct 2007 15:20:08 +0000

i came up with 565 but i used a long cut of creating equations and substituting them…..obviously it was a very time consuming and tedious.
can anyone explain a easier technique.

By: pranay

pranay — Tue, 30 Oct 2007 07:00:34 +0000

why subtracted by -11 i did not get the reson for that pls do write about that

By: hemant

hemant — Mon, 29 Oct 2007 16:51:24 +0000

ans is 565

ie LCM of 36,48,64 (= 576) -11

By: sumantrap

sumantrap — Mon, 29 Oct 2007 16:05:53 +0000

Ans:565

Take LCM of 36,48,64 =576
576-11=565

Thanks, looking for more.

By: sumantrap

sumantrap — Mon, 29 Oct 2007 16:04:52 +0000

Ans:565

Take LCM of 36,48,64 =576

576-11=565