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ascent4cat · 2IIM Prep for IIM's CAT 2010

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Messages 3725 - 3754 of 4167   Oldest  |  < Older  |  Newer >  |  Newest
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3725 sree harsha
harsha_sree_j Send Email
Mar 4, 2010
11:29 am
96% change (5x-x/5)/(5x) Warm Regards, J Sree Harsha ________________________________ From: the boss <keerthi_indya@...> To: ascent4cat@yahoogroups.com ...
3726 Anand Pal (Alcatel-Lu...
varshneyinfo Send Email
Mar 6, 2010
4:24 am
This is wrong solution, & Solution provided by chayank is correct , he is asking for % change in results. On Wed, Mar 3, 2010 at 9:46 PM, Smita Dutta Chowdhury...
3727 vikas veshan
vikasveshan... Send Email
Mar 6, 2010
4:24 am
hey hi , i think this is the way :- X1 men do work in D days => 1 day work of X1 men is 1/D similarly 1 day work of Y1 women is 1/D the result implies that ...
3728 aditya munigoti
aditya_siva Send Email
Mar 6, 2010
4:25 am
as many of u said ...96%change is correct according to me....consider the no.to be 5 itselfso...if it is multiplied by 5 the result is 25....n if it is divided...
3729 ghoshrahul@...
ghoshrahul... Send Email
Mar 6, 2010
4:37 am
Given 3^x=5^y=(75)^z. then find xy/2x+y..? options-1. z2. z/23. 2z4. 1 plss give me d answer with solution......
3730 iiitm_jitesh Send Email Mar 10, 2010
6:38 am
Take Log on each side So we have x= z log75/log3 y= z log 75/log5 we put these value in the eq: xy/(2x+y) Cancelling out N solving it will give z as ANS I...
3731 iiitm_jitesh Send Email Mar 10, 2010
6:40 am
Take Log x=zlog75/log3 y=zlog75/log5 Put N solve Ans: option 1 z...
3732 ravindra ahakey
ravindra_mact Send Email
Mar 10, 2010
6:41 am
Given 3^x=5^y=(75) ^z. then find xy/2x+y..? options-1. z2. z/23. 2z4. 1 solution:-  3^x=5^y=(75) ^z=k   x=log(k) / log 3   ; y=log(k) / log 5  ; z=log(k)...
3733 ambarish kulkarni
ambarish_22 Send Email
Mar 10, 2010
6:42 am
@ smitha is right accordin to me.   It is the % change  that we hav to find.   So the answer for that is 2400 %,accordin to me. ... From: Anand Pal...
3734 ambarish kulkarni
ambarish_22 Send Email
Mar 10, 2010
7:04 am
sorry i wrote wrong ans 1st, although i had gt it 1st Acordin ot me it is 480 %.   I feel the solution is this way   Let th no b x.   => % change after...
3735 Sampath Kumar
sampy_143 Send Email
Mar 10, 2010
7:05 am
hey, i dont think you can imply that... if 1 day work of X1 men is 1/D, then 1 day work of X2 men should be X2/(X1*D)... X1 and X2 are variables like x and...
3736 Vaishali Dube
dubevaishali Send Email
Mar 10, 2010
7:08 am
hie ........ accordin to me the solution is as follows: As per data:3^x=5^y=(75) ^z. i.e.....3^x=5^y=(3^z+5^2z) equating both sides: 3^x=3^z hence x=z 5^y=5^2z...
3737 santanu pradhan
santanupradh... Send Email
Mar 10, 2010
7:09 am
3^x=5^y=75^z xy/(2x+y)? Answer of this Q as fallows log(3^x)=log(75^z) x=zlog75/log3 log(5^y)=log(75^z) y=zlog75/log5 ...
3738 JiM
iiitm_jitesh Send Email
Mar 12, 2010
5:24 am
Hey ^ sign is for raise to power not simple multiplication... BUt I think u have manipulated the laws of Maths ... ... -- Thanks & Regards Jitesh Maharwal +91...
3739 Rahul Bhat
rahulbhat2000 Send Email
Mar 12, 2010
6:15 am
hey ans shouwld be 96%.. ifi take 100...teh it will be 20 when divided and 500 when multiplied... so ( (500-20)/500 )* 100 = 96% On Sat, Mar 6, 2010 at 5:30...
3740 vikas veshan
vikasveshan... Send Email
Mar 13, 2010
8:16 am
Aree Bhai , How is This possible :- If a=b= c+d Then how come a=c , and b = d If it had been written like this ... 3^x + 5^y = 75 ^ z Then u can solve with the...
3741 ambarish kulkarni
ambarish_22 Send Email
Mar 13, 2010
8:23 am
To keerthi can u post the correct answer or atleast the options.   ->I feel the % wil b greater than 100 %.   if a number is doubled, then there is change...
3742 deepan adhi
deepanadhi Send Email
Mar 18, 2010
8:21 am
Hi Guys, The Ans would be 96%. For Example take the number as 5. It should have been 5*5 = 25. But mistakenly it was divided by 5, i.e 5/5 = 1. SO 25 have...
3743 Rahul Bhat
rahulbhat2000 Send Email
Mar 21, 2010
6:13 am
Hey guyz.. how to find out the Coefficient of a^48 in (a-1)(a-2)(a-3)......(a-50)?? Plz explain the answer with the method.... Thanks Rahul....
3744 Sachin K
sachin2082000 Send Email
Mar 22, 2010
9:21 am
Hey Rahul, I will detail out the procedure here for you.. Any expression like this is a polynomial in 'a'.. and the numbers within the bracket (e.g. 1, 2, 3,...
3745 Rahul Bhat
rahulbhat2000 Send Email
Mar 22, 2010
9:21 am
Thnx Sachin..... Got it.... So the coefiicient will be the same for all ?? a^47,a^46 and so on?? Rahul...
3746 Revathi
revathivanga Send Email
Apr 1, 2010
6:23 am
"So the coefiicient will be the same for all ?? a^47,a^46 and so on??"" @ rahul ...   a^49 -- sum of all roots  a^48 -- sum of (product of two roots at a...
3747 hardev Parmar
hardev_meet@... Send Email
Apr 1, 2010
6:23 am
Rahul, Let it reiterate what thing you were narrating in your earlier email a-1)(a-2)(a- 3)......( a-50) = (a^50) - (SUM_OF_ROOTS) *(a^49) + (SUM_OF_ALL_...
3748 anirudhmshr Send Email Apr 1, 2010
6:43 am
WHAT IS THE REMAINDER WHEN 54 RAISE TO THE POWER 124 IS DIVIDED BY IS DIVIDED BY 17?...
3749 Rahul Bhat
rahulbhat2000 Send Email
Apr 7, 2010
4:49 am
@Sachin & @Revathi... Thanks a ton both of you...Now i have got it properly!!...... Thanks again. Rahul...
3750 Sujith Menon
sujith0337 Send Email
Apr 7, 2010
4:50 am
54^124 % 17= 3^124 % 17 = 81^31 %17 = (85-4)^31%17 =-4^31 %17 =-4* (17-1)^15 %17 = 4...
3751 Rahul Bhat
rahulbhat2000 Send Email
Apr 7, 2010
4:51 am
Hey All, *Is the answer 5 by any chance?* I did it as follows:- (54^124) = ( 2 * 27 ) ^124 = 2^124 * 27*124 = ( 2^10 )^12 * ( 2^4) * (27^4)^31 = 24^12...
3752 abhishek pandey
abat001_1983 Send Email
Apr 13, 2010
5:25 am
hi rahul,   plz help tell me how 41 raise to the power 31 again comes 41 in 5th step. & how 16*41will result to 5 raise to the power 6?   ... ...
3753 abhishek pandey
abat001_1983 Send Email
Apr 13, 2010
5:27 am
the correct answer is 96%. Suppose the no. is x then actual result (which should come) = 5x and deviated result = x/5 now the formulla of percentage error is :...
3754 vishal babbar
babbar_visha... Send Email
Apr 17, 2010
6:50 am
I think ans is 4.......... By euler theoram 54^112 divided by 17 gives rem as 1 we left  with 54^12 div by 17 then (51+3)^12 div by 17 now 3 ^ 12 div by 17 we...
Messages 3725 - 3754 of 4167   Oldest  |  < Older  |  Newer >  |  Newest
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