Official Quant thread for CAT 2013Quantitative Report

Hello all,
As the CAT 2K12 come to a close, starting this thread for all the discussions of quant for CAT 2013. Here is the link for old thread of quant http://www.pagalguy.com/forums/quantitative-ability-and-di/official-quant-thread-c-t-83384/p-3577256/r-4005959?page=1
Also wishing everyon...
rishabh35 @divya_santhi you should buy this book. Investing Just 3.... 10 Sep '13.
ashishtsc bgfjyjkgkhgnhj. 01 Dec '13.
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A quadrant of a circle of radius 12 cm is cut out and the remaining part is folded to form a cone. Find the surface area (in sq.cm.) of the cone. (a)189π (b) 81π (c)108π (d) None of these
The answer given is 108 pi, shouldn't the answer be 189 pi ?
Dazed-Confused @Papasappies One of many :P . 17 Jun '13.
blow_cat c) 108n. 17 Jun '13.
In a survey, it was found that , of the 150 people surveyed, 90 read sports magazine , 80 read business magazine and 70 read political magazines. Each of the surveyed persons reads atleast one magazine . what is the maximum number of people who read sports magazine only ?a) 50 b) 45 c) 55 d)...
chillfactor See, there are 80 people who read business magazine =>.... 17 Jun '13.
Dazed-Confused @chillfactor Thanxx sir . Great approach.. 17 Jun '13.
hey guys!!plzz help me out in these type of quescalc remainder when 997996997996997996 is divided by 997
saurabh9793 yup..i m also 9th july born...ur age??. 17 Jun '13.
jayasrivastava0 906:). 17 Jun '13.
A no. when divided by 32, leaves a remainder of 29. Find the remainder when the no. is divided by 64.
48 users have answered this question.
A Fantastic number is defined as a number which can be written as a sum of three of its factors. Eg: 12 =6+4+2; How many 2 digit fantastic numbers are there?
Mikki999 @chillfactor sir, can you please explain 1/x + 1/y + .... 18 Jun '13.
chillfactor @Mikki999 If N is the number, then N/x + N/y + N/z = N (.... 18 Jun '13.
A shopkeeper increases the price of an article by X% and then decreases it by X%. As a result the price of the article is reduced by Rs. 400 and the whole process is repeated once more and the price of the calculator becomes Rs. 1764. Find the value of X?
39 users have answered this question.
At which point does the circle x^2 +y^2 = 9/4 intersect the graph of nCr-->r where n=2 and r:0-->n ?
No OA.
Papasappies no where ?. 17 Jun '13.
jayasrivastava0 no pts. 17 Jun '13.
a person wishes to throw as many different parties as he can out of his 37 friends such that each party consist of same number of persons. the number of friends he should invite at a time is..?
findingbugs 19 or 18. 17 Jun '13.
td_bouncer nCr , r is maximum ( n-> odd) when r =(n-1)/2=18 so 18.... 17 Jun '13.
A set S consists of 143 natutarl numbers,each of which is a perfect cube. The maximum numbre of elements of 'S' that one can always find such that each of them leaves the same remainder when divided by 13 is: a)11 b)31 c)33 d)29
31 users have answered this question.
A number 1568X35Y is divisible by 88. What are X and Y. How to solve this?
cool.aspirant 1568X35Y is shld be divisible by 11 and 8. for n to be di.... 17 Jun '13.
jayasrivastava0 X is 6, Y=2. 17 Jun '13.
from 3 different soft drinks, 4 chinese dishes and 2 ice creams, how many different meals are possible if atleast one of each of three items is to be included, depending upon the number of people likely to turn up?options a)315b)282c)864..
jayasrivastava0 (2^3-1)(2^4-1)(2^2-1)=315. 17 Jun '13.
Dazed-Confused 7*15*3 = 315. 17 Jun '13.
Maha tools ltd, a manufacturer of tools produces a certain type of pliers.Adam , a worker in the packaging section,is supposed to pack less than 275 pliers into boxes.Adam finds that if he packs 9 more pliers in each box, he can pack them in 5 boxes less.If each has to pack more than 10 boxes,F...
jaffa @hexagon cool bro !. 17 Jun '13.
raghavsimply 270 ???. 17 Jun '13.
In a right angle triangle ABC, A = 50°, B = 90°. AQ is angular bisector of A. P is the feet of perpendicular from Q on AC. Find angle BPQ. ﻿﻿
29 users have answered this question.
If a and b are integers, 5a + 23b = 58 has
22 users have answered this question.
60% of the students of a class are boys and in an examination , 80% of the girls scored more than 40 marks( out of a maximum of 150 marks )If 60% of the total students scored more than 40 marks in the same examination , find the fraction of boys who score more than 40 marks or less.
pratyush9811 28/60. 17 Jun '13.
Dazed-Confused 7/15 :) . 17 Jun '13.
Q4QuantExpert - Q.O.D
jayasrivastava0 9. 17 Jun '13.
rudra13 even i am getting 9 but the answer given by the site is 13 . 17 Jun '13.
3 candidates A,B,C contest an election. A gets at least 40% of all the votes, B gets at least 20 % of votes that A gets and can't get more than 80% of votes that C gets. Find the maximum percentage of votes that A can get.
• 68.96(~ 69%)