Official Quant thread for CAT 2013

There are 2 women participating in chess tournament. Every participant played two games with the participants. The no. of games that the msn played between themselves proved to exceed by 66, the no. of games that the men played with the womwn. The no. of participants is

  • 11
  • 13
  • 6
  • 15

0 voters

SOLVE

The no. of all possible selections of one or more questions from 10 questions, where each question has two alternatives:question A and question B,is:

  • 2^20
  • 3^10
  • (2^10)-1
  • (3^10)-1

0 voters

in a trapezium PQRS with PS || QR, XY IS THE PERPENDICULAR bisector of PQ PS=9, RS=8, QR=7 cm find the area of quadrilateral PXYS. i don't have answer please post detail soltion

  • 13
  • NOTA
  • 19.5
  • 26

0 voters

For any real x, –1 ≤ x ≤ 1, if sinθ = x, then an inverse function sin–1x is defined such that sin–1x = θ. Similarly, inverse functions are defined for the other trigonometric functions. Now, if sin–1x + sin–1(1 – x) = cos–1x, then the possible value/s of 2x2 – x + 1 is/are

I have CGPA marking system in my Engineering and SNAP is asking percentage should i directly enter 70 for 7 on scale of 10?

Data Sufficiency prob.

Given, PQRS is cyclic quad.
RS = 8cm, Find area?

1. One of the angles is 90 degree
2. RS and QR are equidistant from the centre of the circle circumscribing PQRS.


how many questions should be answered correctly from both the sections to score between 80-85percentile in CAT??

For the equation ax^2 + bx + c = 0, where a = 1 and b = 3 - c, find the number of distinct values possible for the sum of the roots. It is given that ax^2+bx+c has integral roots.

a) 0

b) 2

c) 4

d) More than 4

Can someone share tips for fast calculation when it comes to SI CI questions..

i m feeling too much low

symbiosis notification out there also if u have 80% 75% through out career u r in even if u have less score also

MBA kernay ki creteria 75% hi kardo hum jaise 61 63wale de ge hi nahi

mei us time ko kos raha hu jab maine mba kerne ka soocha is saal kya bekar decision hai😠😠

HUMJAISE LOG JINDAGI MEI KUCH KERNA CHAYE TOH BHI KERNA ITNA MUSKIL KYU KUCH NAHI KER SAKTE HUM 😐



icfai gurgoan se do saal bfor hi ker lena tha work ek ho jata two yrs ka av tak after mba

Approach for this question please..though my answer is correct it was a fluke

Next part of the previous question


There are 4 adress envelopes. The letters are placed at random. The probability that not the 4 letters are placed in correct envelopes is

  • 23/24
  • 1/24
  • 11/12
  • 1/12
  • 9/24

0 voters

6 boys n 6 girls sit in a row randomly. The probabulity that all 6 girls sit together is

  • 1/66
  • 1/6
  • 1/36
  • 1/132

0 voters

a team consisting of 2 men and 5 women can do a piece of work in 12 days and another team of 3 men and 7 women in 8 days how many days can the work be done by 5 men and 12 women working together...???

A^2+B^3+C^4=39
find max value of A,B,C


The probability of india winning a test match against WI is 1/2. Assuming independence from match to match the probability that in a 5 match series India's second win occurs in 3rd test is

  • 1/6
  • 2/3
  • 1/4
  • 1/8
  • 1/2

0 voters

ek LR ho jaye.
Maine bachpan me patte kyo nhi khele :banghead:
Khelta to kaam aa jata 😛

A TWO DIGIT NUMBER IS FORMED EITHER BY SUBTRACTING 16 from eight times d sum of d digits or by adding 20 to 22 times the difference of the digits. find the number.?