Official Quant thread for CAT 2013

There is a square, 3 of whose sides are on the lines x + y = 1 , x - y = 1 and y - x = 1. The 4th side must be on :
a) x + y + 1 = 0
b) x + y + 2 = 0
c) x + y - 4 = 0
d) CBD

In a Class of 200 students who play cricket and hockey, the number of students who play neither of the two games is 16 less than those who play both.The no of students who do not play cricket is 24 more than those who do not play hockey. find the number of students who play hockey?

  • 96
  • 104
  • 80
  • 120

0 voters

A train covers a certain distance moving at a speed of 60 kph. However, it were to hault for a fixed time every hour, its average speed would turn out to be 50 kph. For how much time does the train stop evry hour ?
a) 5 mins
b) 10 mins
c) 20 mins
d) CBD

If g(x) = p|x| − qx2, where p and q are constants, then at x = 0, g (x) will be

A. maximum when p > 0, q > 0.

B. minimum when p q

C. minimum when p > 0, q

D. maximum when p > 0, q

Q2)what is the sum of all the numbers which are less than 100 that can be written as sum of the 9 consecutive positive numbers?

1) 504

2) 612

3) 630

4) 702

Anyone having pdf or dropbox link for 2013(not 2014) aimcats??

Four different candles , which can last for 5h, 4h, 3h and 2h, respectively, are lit in a room at the same instance and allowed to burn till the time the three candles in the room get extinguished. The cost of burning each one of these candles is 75 paise per hour.What is the total cost involved ?
OPTIONS:
a) Rs. 2.75
b) Rs. 6.75
c) Rs. 9.75
d) CBD

Its a kind request Plz dont post aimcat ques, have some professionalism friends. Its irritating to find discussed ques in mocks.
each questions matters a lot while analysis, by doing this you are screwing others toil and expectations. 😟😟😟

Find the HCF of (3 ^125 -1 ) and (3^35 -1) ?


Find the Greatest Number which will divide 215 ,167,135 so as to leave the same remainder in each case ..


What is the total number of ways in which Dishu can distribute 9 distinct gifts among his 8 distinct girlfriends such that each of them gets at least one gift?

A.72 × 8!

B.144 × 8!

C.36 × 8!

D.9!

@abhishek.2011

What is the total number of ways in which Dishu can distribute 9 distinct gifts among his 8 distinct girlfriends such that each of them gets at least one gift?



A.72 × 8!



B.144 × 8!



C.36 × 8!



D.9!



c--36x8!

Mr. Machchipal's aquarium contains red, black and yellow fishes in the ratio 5 : 1 : 4. Some red andyellow fishes die because of overfeeding. As a result, the ratio of the number of red, black and yellowfishes left in the aquarium becomes 5 : 3 : 7. What is the minimum possible number of fishes thatwere there in the aquarium initially?


pls share approach

Narayan Murty walking at speed og 20 kmph reaches his college 10 minute late. next time he increases his speed by 5 km/h,but finds that he is still late by 4 minute. what is the distance of his office from his house.?

  • 20
  • 6
  • 12
  • NOT

0 voters

|x^2-2x-8|>2x

  • both a and c
  • x<2(2)^1/2
  • x<3 + 3(5)^1/2
  • x>2 + 2(3)^1/2

0 voters

@amritpaul

A circle is drawn inside a trapezium such that it touches all the four sides of the trapezium. The line joining the midpoints of the non-parallel sides divides the trapezium in two parts with areas in the ratio 3 : 5. If the lengths of the non-parallel sides are 6 cm and 10 cm, then what is the length (in cm) of the longer parallel side of the trapezium?


@singharun18 Let me know in case of any doubt.

A 3 digit number A satisfies the condition that there is no digit used twice in A, the number always contain digit 5 in it, and is less than 800. No of values of A possible?

  • 184
  • 168
  • 240

0 voters

What is the total number of divisors of S? S is the sum of digits of the number formed by taking 3 + 33 + 333 + … upto 10 terms?

  • non
  • 6
  • 8
  • 12

0 voters

Q4







There are 50 juniors and 50 seniors. Each class has 25 women and 25 men. In how many ways a committee be chosen so that it includes 4 women and 3 juniors.