[Official] Quant Thread for 2015!

2men 3 boys complete the work in 10 days . . .3men 2boys in 8 days . . How much time will be taken by 2men and 1 boy to complete half f the wrk.

How many people are there in the queue 1) in the queue, Avinash is 15th from the front and Anirudh is 20th from end. 2) In the queue, there are 8 people in between Anirudh and Avinash DS question!

The price of a  COMMODITY witnesses two successive increase of x% and y% and then it is followed by two successive decrease of x% and y%. What is the net percentage change in the price of the commodity after the aforementioned changes if x x y = 100?
approach???

The two adjacent side of a cyclic quad are 2 and 5cm and angle between them is 60.if third side is 3cm,then find length of fourth side??

what will be the remainder when 2^4321 is divided by 4 in base 5.

Consider the set of all two or more digit natural numbers such that no two digit in any number is repeated.( for ex. 133 would not be a member). Of all the numbers in the given set how many numbers have at the most 5 digits?

Any1 knows how many questions to attempt per section to get atleast >/= 95% ?

A B and C are pipes attached to a cistern with A and B filling the tank in 20 and 30 mins respectively, while C can empty in 15 min, A,B and C are successfully opened for 1 min, how soon will the cistern be filled?

A tank is filled in such a way that it doubles its capacity every 5 minutes.if tank is completly filled 30 minutes.after how many minutes will tank be one fourth of its capacity??

Hi,

I have applied for SNAP 2015.. I have paid only the exam fee.. (1500/-).. Can i apply and pay for separate institutes after results? or is it necessary to pay at the begining itself

If I cast 2 balanced dice, which no has the highest probability of turning up ??

ABC is a triangle with area 160. . D is a point on AB such that AD:DB =1:3 F is a point on BC such that BF:FC= 2:3 E is a point on AC such that AE:EC =1:7 Find area of DEF. . . How to approach such questions??

post ur approach pls

http://imgur.com/rvx5RlA

How to find number of pairs of numbers such that they are co-prime and consecutive to each other from 1 -1000 ?

If the highest power of 225 in n! is 10, find the number of values that n can assume.                #time aimcat question   #Approach please to solve such questions..................if anybody has some kind of link to solve these:that would be highly appreciated 😃

Thanks:-)

Have tetrahedron,parallelopiped questions ever appeared in CAT?


A, B, C, D and E are five boys in a class compared with respect to their strength, speed and cleverness and ranked 1 to 5 in each of the categories decreasing order. C is the strongest and cleverest of all and there are as many boys faster than him as there are slower. B is faster than C but slower than A. E is weaker than D. E is stronger than only two boys and cleverer than only three. No two boys got the same rank in any of the categories.


9.If B is cleverer than D, who is not the least clever, and no boy got the same rank in any two categories, then who is the slowest?

a)D

b)E

c)C or E

d)D or E

Can someone pls share the concepts used in solving questions like : 

If 1st March, 2000 is a Wednesday, then 1st March, 2005 will be?

Augustus De Morgan, the mathematician, who died in 1871, used to boast that he was x years old in the year x^2. And Jasper Jenkins told me in 1925 that he was a^2 + b^2 in a^4 + b^4 ; that he was 2m in the year 2m^2; and that he was 3n years old in the year 3n^4. Can you give the years in which De Morgan and Jenkins were respectively born?

If P:{a,b,c,d,e} and Q:{x,y,z} :find total number of onto functions from P to Q.