# Quant by Arun SharmaQuantitative Report

The sole purpose of this [smiley] Thread is to bring together the CAT aspirants who are solving the Quant book by Arun Sharma. This will be a common place to discuss any doubts while solving the questions. As there are many questions in the book where either the Hint/Solution is missing or the a...
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Q) An alloy contains copper and manganesse in the ratio 8:5 and another alloy contains copper and tungsten in the ratio 5:3. if equal weights of two alloys are melted together to form a third alloy. then what is the weight of manganese per kg in the new alloy?
ans) 5/26
Dazed-Confused Manganese = 5*8/13*8*2 = 5/26. 1h.
what is the remainder when 1234123412341234.... upto 400 digits is divided by 909?Answer is not given
5 users have answered this question.
hdd
LOD3 PROBLEMS,NUMBER SYSTEM,QUESTION11-13:at a particular time in the twenty first century there were seven bowlers in the indian cricket team list of 16 players shortlisted to play for next world cup.staticians discovered that if you look at number of wckets taken by any of the 7bowlers of the...
Ashish is given Rs 158 in one rupee denominations. he has been asked to allocate them into a number of bag such that any amount required between Re 1 and Rs 158 can be given by handling out a certain number of bags without opening them. what is the minimum number of bags required?
17 users have answered this question.
Great !! i have lot of questions to post
q) 9 litres are drawn from a cask full of water and it is then replaced by milk. 9 litres of mixture is drawn again and again replaced by milk. the ratio of water now left to milk in it is 16:9. what is the capacity of the cask..??
ans) 45 litres
Akrosh007 16/25=((a-9)/a)^2 solving this we will get a=45. 1d.
ramirez thanks @Akrosh007 :) . 1d.
I wanna buy set of 4 buks by arun sharma...is it a gud deal?plz help
jaspunit tabhi toh mene kha, sarvesh sharma's quantum is sufficien.... 13m.
mathurhi usme to poore explanation hai na.. aur no of questions ?. 11m.
plz help,arun sharma quant tsd,pg 300,question 9 lod2.
A bus left for point x for point y .two hours later a car left for pont x for y and arrived at y at the same time a the bus.If the car and the bus left simultaneously from opposite ens x and y towards each other they would meet 1.33 hours ...
forever007 thanx :) . 6d.
JanardanJakad Let the distance be D and speeds be x and y. Given, x/y =.... 21h.
@ao4mba Hi Puys...please help me with this question :-Circles are drawn with four vertices as the centre and radius equal to the side of a square.If the square is formed by joining the mid-points o...
plzz refer
Circles are drawn with four vertices as the center and
@leo_august This is a caselet from Averages, Arun Sharma , page 111.I am looking for the method to solve the 48th question pertaining to the case on page 112. Have reproduced some facts of the case...
Answer is 104. Assume that Sachin hits a six on the last ball of the inning making total score as 366. Minimum contribution by partnership is 262. (Sum of runs made by last 5 partnerships). So, 366-262=104.
Friends, I have a problem, understanding Question 27,28 (Chapter 3: Averages LOD III). Here question asks to find minimum possible value of B's Average. Having solved the previous problems, my logic entails following operations: 1. Our first priority is to maximize C, therefore maximum of sum of ...
No one has answered this question, yet. Get cracking.
Friends, I have a problem, understanding Question 27,28 (Chapter 3: Averages LOD III). Here question asks to find minimum possible value of B's Average. Having solved the previous problems, my logic entails following operations: 1. Our first priority is to maximize C, therefore maximum of sum of ...
No one has answered this question, yet. Get cracking.
The remainder when 123456789101112...484950 is divided by 16?
3456?
2012calling 6. 03 May.
rejuvenize 6. 03 May.
Profit and Loss chapter...LOD 3 Ques 1...I am not getting the right ans...Pls help
guptapratik Can u share the ques? . 7d.
puys i wanna ask that is arun sharma a good book to start to your preps with ? i hear it has loads of irrelevant tough questions and bad explanations.
thanks
racinghorror its d best. 02 May.
guptapratik it is the book to start with...it has all the types of qu.... 7d.
Guys....m planning to buy some practise material(DI,Quant,LR,VA) for CAT & other mba exams...consulted a lot...but everybody has their own opinions...plzzz help...TIME/IMS/CL/Arun sharma(LR/DI/VA/Quant)?????
Apurva can do a piece of work in 12 days. Apurva and Amit complete the work together and were paid Rs54 and Rs81 respectively. How many days may they have taken to compete thye work together???"Answer with Expalnation"
Pegasus11 24/5 days.  The ratio of money received is 2:3. So, the t.... 01 May.
abhishekhenry And is 24/5. 7d.
Hi friends,
I wanted to ask you that in case you are in a coaching institute, is completing your material enough for CAT prep. OR is practising "Arun-Sharma-books" also equally important.
Is studying any other books apart from your institute's module so much required?I think that having sol...
abhishekhenry Arun sharma in quant is atleast u can say good book , fro.... 25 Apr.
karan110792 @nikhilaka_jason i agree, more the better. analyzing mock.... 27 Apr.
PLs HLP 23) Find the point of intersection of the two given conics:C1= X^2 +Y^2– XY=37 C2 = X^2+ Y^2 – 4XY = -26a) 3,8 b) 3,7 c) 4,6 d) 4,9 e) (2,3) 24) Find the value of F(X)= X^3 + Y^3- 3X – 4Y at point of intersection of the two given conic...
scan002 23) is the answer b?. 23 Apr.
scan002 24) c. 23 Apr.
A can do a piece of work in 20 days. He works at it for 5 days and then B finishes it in 10 more days. In how many days will A and B together finish the work???
mba.keeda Its given that A can do the complete work in 20 days so i.... 03 May.
abhishekhenry I have only doubt that there is a sentence in which it is.... 03 May.
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puys..which is d latest edition f quant by arun sharma nd is it launched as f now????
simplydevesh puys...howz d online course of arun sharma..???is it wort.... 19 Apr.
Hi Puys, I have been preparing from Arun Sharma for past few months .But however when i tried to solve the some cat paper of past year i felt that the book felt short .Can you please suggest whether i should continue with this book and paper or are there any other books which could give realy cat...
abhishekhenry DevilZone  I have one suggestion for u , thats my persona.... 01 May.
DevilZone @ thanks dude!!. 01 May.
Hey Puys, was doing Inequalities from Arun Sharma, and got a little stuck with the mod questions. here it is..
Question: |x| < 9/x
Optionsa) x<-1b) 0<3c) 1<3; x<-1d) -infinity<3
Can someone get me the step by step solution..Really appreciate it...!!
abhishekhenry B option. 7d.
ayush13 Between 0 and 3. 7d.
K is a 3 digit number such that the ratio of the number to the sum of its digits is least?What is the difference between the hundreds and tens digits of K?
23 users have answered this question.
If TAYLOR SERIES EXPANSION for f(x) = ln(1+x) is
X - x2/2 + x3/3 - x4/4 + x5/5 - x6/6... = ∑ (-1)(n-1) *( x^n/n ) ( for n = 1 to ∞)Then what is the corresponding log function for the taylor series expansion : ...
do i need to refer arun sharma if i have TIME coaching instt's material. plz suggest.
shac Thnx. 11 Apr.
vampgm avoid it..it will unnecessarily create confusion. Follow .... 11 Apr.
Series can be0 5 101 5 92 5 83 5 74 5 6just check sum of the squares and it will be 3 5 7
so b>3
abhishekhenry 3, 5 , 7. 01 May.
1. Cost of petrol for 7 km journey =>8.75
meter charge =10+5x5+8
= 43+8.6=51.6
profit=51.6-8.75
= 42.85
2)the percentage profit is :
51.6-8.75/8.75
= 489.71%
yeah that's what i thought... bt in arun sharma ans is given as 3.....I suppose it's a printing mistake...thanks for the reply :)
After 1!, all other terms are even numbers. Even no. + 1 = Odd no.
So power of 2 = 0
2 2
find the highest power of 2 in 1! + 2! + 3! + 4! + ... + 600!
LOD -III Pg 202
In continuation to my previous question, please tell me how to solve the next questions :
Mr. Vikas Verma owns a fleet of 3 taxis ,where he pays his driver Rs. 3000 per month.He also insists on keeping an attendant for Rs. 1500 per month in each of taxis. Idling requires 5...
Page 202 Profit and Loss LOD- 3-
My Doubts- How to solve question(4). Also do we need to consider depreciation of taxi in this question?
The charges of a taxi journey are decided on the basis of the distance covered and the amount of the waiting time during a journey. Distance wise, for ...
shefa Can anyone give the solution to this question?. 29 Apr.
@rk90 : here how it is:1. identify the 1st common term. Here it is 3.
2. Find the LCM of the differences of the 2 series. Here LCM(4,3) = 12.
3. Find the nth term of either series. Add the 12 x times till you get tn.