Official Quant thread for CAT 2013

MBA CAT 2024
35386

Question
(1 - 2x - 3x^2 )/ (3x - x^2 - 5) > 0

1. x 1/3 (OA)

2. x
3. -1
4. x5.None of These

I am not asking for this particular question, I am asking a general approach to solve these type of questions.... Also When i mix it with MOD, Then how will i solve e.g.

|x^2 - 5x + 4| / |x^2 - 4|
@scrabbler @Dazed-Confused @Dexian @ScareCrow28

35387

If a, b, c, d are the integers ; a

35388

if x,y,z are real numbers such that x+y+z=5 and xy+yz+zx=3 then the largest value tht 'x' can have is?????????😲

35389

Two persons X and Y start together from the starting point and run on a 4km circular track in a race of 16km.the ratio of their speeds is 3:7.

How often do they both meet in d track?
i. if dey run in clockwise direction.
ii. if dey run in anticlockwise direction.
35390

using the digits 9,8,7,6,5 exactly once...two numbers N1 and N2 are formed such dat there product is maximum....find the sum of number N1 and N2

35391

If,x2 – yz­ = 3y2 – zx­ = 4z2 – xy = 5Then which of the following is possible value of x + y + z?


1. 0

2.1/2

3. 1

4.-1


pls explain dis ques...

35392

Two clocks show d same time at 4 pm.The first clock loses 10 min every 2 hr and the second gains 10 mins every hour.When will they both show the same time again?

35393

hello everyone,


Can anybody suggest me how to start the preparation for CAT 2013 at this point of time?

I appeared for CAT in 2009...scored 75 percentile...presently m working.

Thanks,
Sneha


35394

In triangle ABC, D is a point on BC such that BD = DC. BE is an altitude drawn on AC. If ∠ADB = 45° and ∠ACB = 30°, what is the measure of ∠ABE?

35395

where i can get last years solved CAT papers?

35396

remainder of 2^96 mod 96?????

by fermat little theorem it should be 2.... but the ans is 64.... explain.... @Dazed-Confused @AshuIIMA



35397

Q5


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35398

if price of diesel is x and price costs 60% of its price higher then diesel. than wt z d price of petrol..????

35399

plz post the approach
@JanardanJakad @DieHard12 @Dazed-Confused @rai20 @ralins @Aizen @psk.becks @Papasappies

35400

Pipe A can fill a tank in 30 mins and Pipe B can fill it in 28 mins.If 3/4th of the tank is filled by Pipe B alone and both are opened, how much time is required by both the pipes to fill the tank completely?


35401

Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him. What is the length of faster train?

35402

How many different terms does the product (a + b + c+ d + e + f)(c + d + e + f + g) have?


a - 11

b - 30

c - 25

d - 24

e - 29

35403

In a basket there are 7 apples and 6 bananas. At least how many fruits should be taken out from the basket blindfolded so that there are at least 3 apples or 4 bananas outside the basket?

35404

Find the sum of coefficients of all the powers of x in [(4*x-(1/x))^20].


(1)2^20

(2)0

(3)4^20

(4)3^20

(5)630

35405

Two dice are rolled simultaneously.Find the probability that one of them shows a no. which is atleast 4 and the other shows a no which is at most 3.(Ans is 1/2)


Pls explain in detail