[Official] Quant Thread for 2015!

hello puys,

Can any1 share aimcat 1625 & 1624 ! 

if the polynomial x^2+ax+b is a factor of both x^4 + 4 x^3+ 8 x^2 + 7x + 4   and   x^4 + 2 x^3 + 2 x^2 - x + 4 then find the values of a and b

In an isosceles triangle the line joining mid points of equal sides to  opposite vertex meet at point 0 at right angle.If unequal side is 2cm.Find area of triangle?

1)In a ||gm ABCD the mid point E and F of side AB and DC respectively are joined with opposite two vertices.Find the ratio of(area of quadrilateral formed at centre to the area of ||gm)?

Explain the approach

In a IIgm ABCD let E,F,G,H be the mid point of AB,BC,CD,DA respectively.A is joined with G ,E with C, F with D and H with B. Find the ratio of quadrilateral at formed at centre to area of ||gm?

Explain the approach

can anyone explain this question please

if a,b,c,d are in continued proportion then (a-d)/(b-c) greater than equal to x ?


a.2 b.3 c. 1 d.0

I wanna give my TIME CAT notes...Miumbai people pm !!

On a square table of 2011 by 2011 cells we place a finite number of napkins that each cover a square of 52 by 52 cells. In each cell we write the number of napkins covering it, and we record the maximal number k of cells that all contain the same nonzero number. Considering all possible napkin configurations, what is the largest value of k?

The highest power of 12 that can divide 5^36 - 1 is

plz explain it too

For how many prime numbers p, is p4 + 15p2 - 1 also a prime number?

explain?

For how many positive integers x between 1 and 1000, both inclusive, is 4x6 + x3 + 5 is divisible by 7?

explain plz?


S is a set of 10 consecutive two-digit integers such that the product of these 10 integers has the highest power of 2 contained in it. How many such sets S are possible?

The numbers 123 456 789 and 999 999 999 are multiplied. How many times does digit 9 come in the product?

ok ..here you go 😛

i have my phone number like this :

1.  its of 10 digit

2. first digit is not 0 and no digit repeats .

3.  first n digits is divisible by n ..ex: first 3 digits divisible by 3 ..

what is my phn no ? call me maybe ?

Anyone from jodhpur here  writing CAT in year 2015? anyone? 

s=(10^33+2)/3 find the sum of digits of s??

97

100

103

106

Five friends A, B, C and D and E wore shirts of green, yellow, pink, red and blue colours and shorts of black, white, grey, blue and green colours.
1. Nobody wore shirt and shorts of same colour.
2. D wore blue shirt and C wore green shorts.
3. The one who wore green shirt, wore black shorts and the one who wore blue shorts, wore red shirt.
4. A wore white shorts and pink shirt.
5. E did not wear red shirt.

Question 1: What was the colour combination of D's shirt and shorts?
(a) Blue and grey
(b) Red and blue
(c) Green and black
(d) Blue and white

Question 2: Who wore white shorts?
(a) B
(b) A
(c) E
(d) Data inadequate

Question 3: Which color shirt did C wear?
(a) Green
(b) Blue
(c) Yellow
(d) Pink

Question 4: Which colour of shorts did B wear?
(a) White
(b) Blue
(c) Grey
(d) Black

  If I finish both 3rd to last and 6th to first, which position did the person behind me finish?


 If twenty people are in a room (and presuming that everyone can see everywhere in the room), where can you put an apple so only 19 people can see it? Realise that you aren't one of the 20 peopl

How many natural numbers less than 100 have 4 factors?

Explain approach