Official Quant thread for CAT 2013

Expert Puys pls help ....if abcd = 360 can be represented in how many ways as product of 4 natural nos???? ...kindly share if any formula is there tht can be applied other nos like 1024, 600, etc ...not able to understand the traditional approach


can ne1 provide the solution for the question which was asked about the circle in which two chords were intersecting and radius was asked..??


three sides of the triangle ABC are ab=47,bc=49,ca=68. the internal bisector of angle a meets bc at p and bisector passes through incentre o.

ratio pf po:oa

What is the sum of the series 3 + 33 + 333 + . . . . . . . . . . . . . . . to m terms?


[1],[234],[56789].........find d sum of the 41st set...??


in an acute angle triangle where all the angles are whole nos, 15 times an angle equals 17 tmes the other angle.what is the largest possible angle in the triangle???


84 85 86 87

All possible 6-digit numbers are formed using 1, 1, 2, 3, 4, 5 exactly once. All these digits are arranged in ascending order in a row to form a single number. What will be the 1730th digit from the right of this number?

(A) 1

(B) 2

(C) 3

(D) 4

(E) 5

I'm getting 2.dont have the OA..post hw u ppl did it..

how many integral terms are their in the expansion of (3^1/5 + 13^1/8)^1000?

201
126
25
26

a leap year X has exactly the same calender as another leap year Y. What are the absolute difference between the values of X and Y?

12
28
40
All of these

A society of 380 people organized a tournament comprising three different games. The number of people who participated in at least two games was 42% more than those who participated in exactly one game. At least one person participated in exactly n games, where n = 1, 2, 3. If the number of people who did not participate in any of the three games was minimum possible, then what was the maximum possible number of people who participated in exactly two games?


a 149

b 150

c 212

d 213

Shudnt d answer be d??its given to be c

Answer the questions independently of each other.

In a multinational company, the employee ID is a three-digit number (first digit is non-zero). However, no two employees can have IDs that are identical when written in reverse order (123 and 321 are identical and hence only one of them can exist). What is the maximum number of employees that can use this coding system?

450

495

540

None of these

@scrabbler

then the value of ay+z . bz+x . cx+y is ?????


then the value of ay+z . bz+x . cx+y is ?????


LCM of 12^24 , 16^18 and N is equal to 24^24. Number of all such possible values of N.

radius of circle = rt[(AP^2 + PB^2 + CP^2 + PD^2)] = rt(125)?

Two pipes are attached to a tank. Inlet pipe can completely fill the tank in 15 hours while the outlet pipe can empty the same completely filled tank in 20 hours. If both the pipes are opened alternatively for an hour each, then what will be the time taken by the pipes to completely fill the empty tank? (Assume that outlet pipe was opened first.)

1)

120 hours

2)

114 hours

3)

117 hours

4)

119.25 hours

5)

118 hours

jaise jaise CAT beetta jaa rha hai, ye thread slow hota jaa rha hai... lagta hai 1 week ke baad kuch hi bande bachenge!!!!

What is the remainder when (32^32)^32 divided by 7?

  • write your answer
  • please give your solution as well

0 voters

if x/y=a+1/a-1, y/z= b+1/b-1, z/x= c+1/c-1
what is the relation between a,b ,c

1) a+b+c= -1
2) abc= -1
3) ab+bc+ac= -1
4) a^2+ b^2 + c^2= -1

how many numbers below hundred can be expressed as a difference of two perfect square?