Official Quant thread for CAT 2013

how many solutions for |x| e^x =4

Explanation plz. OA to mere pas b h 😛

@managerbhai , @cristianokaka bhai graph do jagah intersect kar rhe h to answer 2 hone chahiye na .. (Assuming graph is correctly drawn ) :rolleyes:

@swapnil4ever2u

@managerbhai , @cristianokaka bhai graph do jagah intersect kar rhe h to answer 2 hone chahiye na .. (Assuming graph is correctly drawn )



@swapnil4ever2u @cristianokaka sir ji mere hisab se toh aisa banna chiye graph.

solve it!!

LCM of two numbers is ab3, where a and b are prime numbers. If one of the numbers is b3, then which of the following cannot be the other number?
(a) ab (b) ab2 (c) ab3 (d) None of these

A shopkeeper purchased some toffees which rate is 20/rs and equal number of toffees with rate 30/rs..........he sold all of them at 25/rs ...........what is his gain or loss .??? explain plzzzz :pqu

Rajiv is a student in a business school. After every test he calculates his cumulative average. QT and OB were his last two tests.83 marks in QT increased his average by 2. 75 marks in OB further increased his average by 1. Reasoning is the next test, if he gets 51 in Reasoning, his average will be ___?


a.60 b.61 c.62 d.63

Lagaan is levied on the 60% of the cultivated land.The revenue department collected total of Rs 384000 through the lagaan from the village of Sukhiya. Sukhiya,a very rich farmer,paid only Rs.480 as lagaan.The percentage of total land of Sukhiya over the total taxable land of the village is?

Solve this que

Solve this

Find the sum: 3+7+14+24+.........................................59 terms.....

Share approach....I know that we'll be able 2 find 59th term...but after that how 2 proceed??

the price of oil is increased by 25%. if the expenditure is not allowed to increase ,the ratio between the reduction in consumption and the original consumption

A building worth 1,33,100rs is constructed on land worth 72,900rs . after how many years will the value of both be the same if land appreciates at 10% pa and building depreciates at 10 % pa

x = ±1 ±2 ±3 ±4 ±5 ±6 ±7 ±8 ±9 ±10±11. How many possible integer values can x take?

AFCAT website only shows the prefrences for two cource :
86 AEC AE

56 SSC AE

What about flying and other things?

Came across this question in TISS, two of the sides of the isosceles triangle is 3 and 7. what will be the third side.


Got confused which one to take from 3 and 7.
Can anyone explain .

if the area of a right angle triangle is 9 , then find the maximum length of its hypotenuse..??

During a show in a circus,four hats are picked randomly form a trunk that contains 3 red hats, 5 black hats, 4 blue hats, and 6 yellow hats and given to 4 people such that each person gets exactly 1 hat. All the people throw their hats in the air simultaneously. Then each person comes under exactly one of the hats, not necessarily the one thrown by hm, such that the hat fits snugly on his head. What is the probability that at least 2 people are wearing the hats of the same colour now and no person has the same hat on his head that he had thrown in the air?

Dont have OA. post approach 😃

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0 voters

The length of three edges of a cuboid are increased by a%, b% & c%. The volume is inc. by v%, where V is an integer. How many values can V take if a, b, c are real no. and 10≤a,b,c≤20 ?

11
39
41
NOT

Two altitudes of a triangle are of 12 and 20 units respectively. Find the sum of all possible integral lengths of the third altitude.

:mg: :mg: :mg: :mg: