Official Quant thread for CAT 2013

How many multiples of 32 are perfect squares, less than 10^4?

1. 14

2. 13

3. 12

4. 3

How many three digit numbers are there such that the product of its digits is equal to the square of the sum of the digits?

1. 0

2. 1

3. 10

4. 11

How many numbers less than 10^6 are both perfect squares and perfect cubes?

1. 2

2. 9

3. 10

4. 64

If there is three fold increase in all the sides of a cyclic quadrilateral then the percentage increase in its area will be


81%
900%
9%
NOT

(IIFT 2009)

a circle has two chords perpendicular to each other named AB and CD meet at point P.AP=4 BP=6 PD=3..find the radius of circle

Guys I know this is not the right forum but I have CAT after 10 days and I need some help with my verbal ability like sentence corrections and PJ .Kuch practice ya tutorials ke links hain toh plz share karo .Sorry for spamming

What is the remainder when 1^2 + 2^2 + ………. + 38^2 is divided by 39?

1. 0

2. 26

3. 34

4. None of these

Two circles C1 and C2 of the same radius are such that the circle C1 bisects the circumference of

the circle C2. If the radius of the circles is 7 cm, what is the area common to the circles?


Given that and 'y' is an integer such that y =x[x] , 8
1) 2
2 ) 3
3 ) 4
4) 5
5) infinite

What is the remainder when 10 + 10^2 + 10^3 + ………… + 10^100 is divided by 7?

1. 0

2. 1

3. 3

4. 4

What is the remainder if (1^3 + 2^3 + 3^3 + ………. + 100^3) is divided by 4?

3

2

1

0

Hw many points in the region enclosed by x>=0 and y>=0 and 4x+7y

1*3*5*7*......*99/2*4*6*8*....*100
Plz help with the approach...😠

(a+b)(a+b-1) = ab.. number of +ve solutions?


is there any difference between phrasal verbs and idioms??
as in CAT they ask phrasalverbs ,idioms or both?

how many factor have common B/w 360 & 900

hw many factor of 42360 are in form 4k+3?

@vipin011 @plant.waters @Ankurk14 please give approach hw to solve above one..

Geometry question



Pl post approach.

How many integral values of (x, y) satisfy all the following inequalities: y ≤ –|x – 5|, y ≤ –|x + 5| and y ≥ –10.





Can anyone please explain how to find the remainder of 6^83 when divided by 49 , without using the modulo function ?????