Official Quant thread for CAT 2013

ashishdaryani · October 30, 2013, 1:57pm

A shopkeeper cheats both the time when he buys and sells the sugar. He buys 1250 gms instead of 1000 gms and sells 800 gms instead of 1000 gms. If he sells at 30% discount of cost price, then find out his profit or loss ?..

I don't know the correct answer.. Please share approach

5% Loss
5% Profit
10% loss
10% Profit

0 voters

swati908 · October 30, 2013, 3:15pm

Three ropes of length L1, L2, L3 are used to construct a cricle, triangle and a square having equal area. Which rope has the biggest length.

Please help.

khatamsingh1 · October 30, 2013, 3:54pm

we stop the quant discussion for 5 minutes.RIP australian bowling,hail virat

jan31_3 · October 30, 2013, 4:22pm

4 Men and 4 women are to be seated in a circular table such that men are together and women are together. How many ways?

aravind1691 · October 30, 2013, 4:36pm

I have applied for IIFT but haven't got the admit card for the exam. Somedays back i got a post which had the IIFT brochure but no admit card. Somebody please tell me when and how(email or post) will i get the admit card for the exam???

saurabhlala · October 30, 2013, 4:38pm

Find the coefficient of x^7 in the expansion of (1 - x^2 + x^3) (1+x)^10

approach in detail please......

kennethsingh · October 30, 2013, 4:39pm

guys any good source for escalator based questions?

inpeace · October 30, 2013, 4:46pm

T is the set of integers {2, 4, 8, 16, . . . .299, 2100}. S is a subset of T, such that the product of no two elements of S is 2^101. The maximum number of elements in S is

guyz answ is 50, why not 51

ankurk14 · October 30, 2013, 5:24pm

@cristianokaka All The Best Bro... Phoddd K aaana.... and to you too @vipin011 although tumhara 1st ko hai... Buss ab chill maaro n relax karo... 😃 :)

flinstones · October 30, 2013, 5:24pm

How many number, between 381 and 680, are not divisible by 2 or 3 or 5?

Select one:

a. 60

b. 75

c. 79

d. 80

e. 81

swati908 · October 30, 2013, 5:43pm

Two circles of unit radius pass through each other's center. What is the area of the perimeter enclosed by them?

Options

2pi

2pi/3

4pi/3

pi/3

anirudh.88 · October 30, 2013, 5:44pm

Hi can anyone teel how to find perfect numbers....?

number which is sum of its factors like 6, 28
1+2+3 = 6
1+2+4+7+14 =28.....

??

rajan30 · October 30, 2013, 5:48pm

How to find non - negative integral solutions and positive integral solutions ?

I want to clear my concept (got confused while solving). Any links or some material ?

adroit09 · October 30, 2013, 5:49pm

Q. Find last 2 digits of 7^2008.

trumma · October 30, 2013, 6:07pm

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a square PQRS is inscribed in triangle ABC such that RS lies on BC, length of AB=8 CM, BC= 14 cm , AC = 10 CM . Find the area of the square?

sandipbit · October 30, 2013, 6:12pm

is the no. 461 prime..hw to find out???

bmurudkar1 · October 30, 2013, 6:18pm

What will be sum of all possible five digit numbers that can be formed with the digits 0,1,2,3,4 used once each ??

Plz help 😃 thanks in advance 👼

ankurk14 · October 30, 2013, 6:26pm

@Swati908 @simpleguy12 @INPeace

Question is asking for this area of the shaded region. Its asking - "Area of Perimeter". So you are required to find the area not perimeter... 😃

nikhil.kulkarni · October 30, 2013, 6:33pm

The number of 0s before a non zero digit number appears in 0.2^50?? Approach. No options. No OA. Sorry 😉

jellybelly · October 30, 2013, 6:38pm

how many subsets of {1,2,3,4,5,6,7} don't contain two consecutive integers ?