[Official] Quant Thread for 2015!

Two alloys having 3 metals A, B,C in ratio 1:2:3 and 2:3:4 respectively. In what ratio should the 2 alloys be mixed so that the percentage of metal B in the resultant alloy is 33.33% and percentage of metal A is 20%?


The table below shows the agewise distribution of the population of Reposia. The number of peopleaged below 35 years is 400 million

.Age group             Percentage

Below 15 years        30.00

15-24                          17.75

25-34                         17.00

35-44                         14.50

45-54                         12.50

55-64                        7.1065 and

above                         1.15

If the ratio of females to males in the ‘below 15 years’ age group is 0.96, then what is the number offemales in that age group?

pls explain how to do the calculations fastly for dis qn

  • 82.8milllion
  • 90.8
  • 80
  • 90

0 voters

Let N = 55^3 + 17^3 – 72^3. N is divisible by

(pls explain d method)


  • both 7 and 13
  • both 3 and 17
  • both 17 and 7
  • both 3 and 13

0 voters

Since a lot has been going on in Greece lately. So i thought of writing a blog on this. I shall be writing about this in three parts. Here is the first part of my blog titled 'What's Up With Greece?'


http://overthecofffeee.blogspot.in/2015/07/normal-0-false-false-false-en-us-x-none.html

coefficient of x^28 in (2-x^3+x^6)^30.

How to do this. Approach. Thanks

Hello everyone,

Need some help here.

I am fresher, going to appear for CAT-15 maiden time.

needless to say, want to score some decent percentile in CAT.


I have already joined TIME( aimcats), crack u, for giving cat mocks.


I was pondering over joining any one of the CL or IMS test series for preparation.SO WHICH 1 is better.? which 1 should i join. ?

anyone having knowledge in this plz help.

[x]^2 + 4{x} = 2x, find values of x such that x E R+

how to find n:

2=(1.1)^2n

puys/pirls im having difficulty in solving arithmetic qns especially tsd and mixtures.any reference material and some approach to start preparing this section will be highly beneficial.tia.


On Sunday, December 23, four ships were berthed at the Port.

Ship W left at 4 PM on Sunday, December 23, for a series of 8-day cruises to Bermuda and Nassau.

Ship X left at 4:30 PM on Sunday, December 23, for a series of alternating11-day and 13-day cruises.

Ship Y sailed at 5 PM on Sunday, December 23, for a series of 5-day cruises to Bermuda.

Ship Z sailed on Monday, December 24, for a series of 7-day cruises to Nassau.

Each cruise begins on the day after departure.

Each ship is scheduled to return to the Port early in the morning after the last day of the cruise and leave again in the afternoon of the same day.

1. On December 31, which ships will be sailing from the Port on a New Year's Eve.

(a) W and X

(b) X and Y

(c) W and Z

(d) X and Z

(e) X, Y and Z

2. On how many sailing dates between December 24 and February 28 will ship W be moored alongside another ship

(a) 0

(b) 2

(c) 4

(d) 5

(e) 6


3. On how many occasions between December 24 and February 28 will three ships be moored at the Port.

(a) 0

(b) 1

(c) 2

(d) 3

(e) 4

Sum of all 4 digit numbers using digits 2,3,4,4,6 with repetition?


http://i.imgur.com/nggt1z4.jpg

In an LR question what wud the line " Gupta was called on the day next to the one on which Kumar was called " mean

Will it mean only that they were called on adjacent days or that first Gupta then Kumar was called??

CI and SI for a certain sum at certain rate of interest are rs 220 and rs 200.what is the principal for these interests.?  Shot cut pls 😁 

http://i.imgur.com/vhmXmKa.jpg

Does 0 and 1 come under perfect square?

http://i.imgur.com/EU97ZTf.jpg

What is the number of zeroes at the end of the product 1002 x 1004 x 1006x 1008 x ......... x 1300?

Select one:

  • 39
  • 36
  • none
  • 38
  • 37

0 voters

A palindrome is a number which reads same forward and backward, e.g. 121 is a three digit palindrome number. What is the sum of all three digit palindromes which are multiple of 13?

http://imgur.com/4zlsxdT

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